Protungulatum Sloan & Van Valen, 1965
P. donnae Sloan & Van Valen, 1965 * (type loc. Puercan Bug Creek
Anthills, Montana)
?= P. mckeeveri Archibald, 1982
P. gorgun Van Valen, 1978 (type loc. Puercan Harbicht Hill, Montana)
P. sloani Van Valen, 1978 (type loc. Puercan Purgatory Hill, Montana)
P. mckeeveri Archibald, 1982 (type loc. Puercan McKeever Ranch, Montana)
(questionable synonym of P. donnae Sloan & Van Valen, 1965)
Oxyclaenus Cope, 1884
= Carcinodon Scott, 1892
O. cuspidatus (Cope, 1884) * [Mioclaenus cuspidatus Cope, 1884]
(type loc. Puercan San Juan Basin, New Mexico)
O. simplex (Cope, 1884) [Chriacus simplex Cope, 1884, Protochriacus
simplex] (type loc. Puercan San Juan Basin, New Mexico)
= O. corax Johnston & Fox, 1984 (type loc. Puercan Rav W-1,
Saskatchewan)
= Carcinodon filholianus (Cope, 1888) * [Mioclaenus filholianus Cope,
1888] (type loc. Puercan San Juan Basin, New Mexico)
O. antiquus (Simpson, 1936) [Chriacus antiquus Simpson, 1936, Baioconodon
antiquus] (type loc. Puercan San Juan Basin, New Mexico)
O. subbituminus Middleton & Dewar, 2004 (type loc. Puercan
Alexander Locality, Colorado)
Chriacus Cope, 1883
= Tricentes Cope, 1884
= Epichriacus Scott, 1892
= Metachriacus Simpson, 1935
= Spanoxyodon Simpson, 1935
C. pelvidens (Cope, 1881) * [Lipodectes pelvidens Cope, 1881, Pelycodus
pelvidens] (type loc. Torrejonian San Juan Basin, New Mexico)
= C. stenops Cope, 1888 (type loc. Torrejonian San Juan Basin, New
Mexico)
C. baldwini (Cope, 1882) [Deltatherium baldwini Cope, 1882] (type
loc. Torrejonian San Juan Basin, New Mexico)
= C. truncatus Cope, 1884 (type loc. Torrejonian San Juan Basin, New
Mexico)
= Tricentes crassicollidens Cope, 1884 * (type loc. Torrejonian San Juan
Basin, New Mexico)
= C. schlosserianus Cope, 1888 [Epichriacus schlosserianus *]
(type loc. Torrejonian San Juan Basin, New Mexico)
= Metachriacus provocator Simpson, 1935 [Tricentes provocator] (type
loc. Torrejonian Crazy Mountain Basin, Montana)
= Spanoxyodon latrunculus Simpson, 1935 * (type loc. Torrejonian Gidley
Quarry, Montana)
C. punitor (Simpson, 1935) [Metachriacus punitor Simpson, 1935 *,
Tricentes punitor] (type loc. Torrejonian Silberling Quarry, Montana)
= C. pusillus Simpson, 1935 (type loc. Torrejonian Gidley Quarry,
Montana)
C. katrinae Van Valen, 1978 (type loc. Torrejonian Rock Bench Quarry,
Wyoming)
C. metocometi Van Valen, 1978 (type loc. Tiffanian Mason Pocket,
Colorado)
C. oconostotae Van Valen, 1978 (type loc. Tiffanian Cedar Point Quarry,
Wyoming)
C. calenancus Van Valen, 1978 [incorrectly C. calenacus] (type
loc. Puercan Purgatory Hill, Montana) (possible subspecies of C. baldwini (Cope,
1882))
Oxyprimus Van Valen, 1978
O. erikseni Van Valen, 1978 * (type loc.
O. galadrielae Van Valen, 1978 (type loc. Puercan Mantua Lentil,
O. putorius Van Valen, 1978 (type loc. Puercan Mantua Lentil,
Prothryptacodon Simpson, 1935
= Pantinomia Van Valen, 1967
?= Landenodon Quinet, 1968
P. furens Simpson, 1935 * (type loc. Torrejonian Gidley Quarry, Montana)
= Oxylaenus. pearcei Gazin, 1941 [Chriacus pearcei] (type loc.
Torrejonian Dragon, Utah)
P. ambiguus Van Valen, 1967 [Pantinomia ambigua Van Valen, 1967
*] (type loc. Torrejonian San Juan Basin, New Mexico)
P. albertensis Fox, 1968 [Oxyprimus albertensis] (type loc.
Puercan? R. C. A. Core Hole 66-1, Alberta)
= C. aquilonius Russell, 1974 (type loc. Puercan Pine Cree Park,
Saskatchewan)
P. hilli (Rigby, 1980) [Pantinomia hilli Rigby, 1980] (type loc.
Torrejonian Swain Quarry, Wyoming)
Thryptacodon Matthew, 1915
T. antiquus Matthew, 1915 * (type loc. Wasatchian Clark's Fork Basin,
Wyoming)
= T. olseni Matthew, 1915 (type loc. Wasatchian Bighorn Basin, Wyoming)
= T. loisi Kelly & Wood, 1954 (type loc. Wasatchian Wyoming)
?= T. pseudarctos Simpson, 1928
T. pseudarctos Simpson, 1928 (type loc. Clarkforkian Bear Creek,
Montana) (questionable synonym of T. antiquus Matthew, 1915)
T. australis Simpson, 1935 (type loc. Tiffanian Mason Pocket, Colorado)
T. orthogonius (Russell, 1929) [Chriacus orthogonius Russell,
1929] (type loc. Tiffanian Cochrane 2, Alberta)
= T. demari Gazin, 1956 (type loc. Tiffanian Ledge Locality, Wyoming)
= T. belli Gazin, 1956 (type loc. Tiffanian Saddle Locality, Wyoming)
Oxytomodon Gazin, 1941
O. perissum Gazin, 1941 * [Litomylus perissus] (type loc.
Torrejonian Dragon, Utah)
Princetonia Gingerich, 1989
P. yalensis Gingerich, 1989 * (type loc. Wasatchian Clark's Fork Basin,
Wyoming)
Prolatidens Sudre & Russell, 1982
P. waudruae Sudre & Russell, 1982 * (type loc. Danian Hainin,
Belgium)
Loxolophus Cope, 1885
= Protochriacus Scott, 1892
= Protogonodon Scott, 1892
= Paradoxodon Scott, 1892 (preoccupied)
= Paradoxodonta Strand 1943 (replacement for Paradoxodon)
= Thangorodrim Van Valen, 1978
L. hyattianus (Cope, 1885) [Chriacus hyattianus Cope, 1885, Protochriacus
hyattianus] (type loc. Puercan San Juan Basin, New Mexico)
= L. adapinus Cope, 1885 * (type loc. Puercan San Juan Basin, New
Mexico)
= Protochriacus attenuatus Osborn & Earle, 1895 (type loc. Puercan
San Juan Basin, New Mexico)
= Mimotricentes mirielae Van Valen, 1978 (type loc. Puercan San Juan
Basin, New Mexico)
L. priscus (Cope, 1888) [Chriacus priscus Cope, 1888, Protochriacus
priscus *, Promioclaenus priscus] (type loc. Puercan San Juan Basin,
New Mexico)
= Oxyclaenus pugnax (Simpson, 1935) [Chriacus pugnax Simpson,
1935, Thangorodrim pugnax] (type loc. Torrejonian Crazy Mountain Basin,
Montana)
= Thangorodrim thalion Van Valen, 1978 * (type loc. Puercan Purgatory
Hill, Montana)
L. pentacus (Cope, 1888) [Mioclaenus pentacus Cope, 1888, Protogonodon
pentacus *] (type loc. Puercan San Juan Basin, New Mexico)
= Paradoxodonta ruetimeyeranus (Cope, 1888) * [Chriacus
ruetimeyeranus Cope, 1888, Paradoxodon ruetimeyeranus *, Mioclaenus
ruetimeyeranus] (type loc. Puercan San Juan Basin, New Mexico)
?= L. stenognathus (Matthew, 1897)
?= L. kimbetovius (Matthew, 1937)
?= L. grangeri (Simpson, 1936)
L. stenognathus (Matthew, 1897) [Protogonodon stenognathus Matthew,
1897] (type loc. Puercan San Juan Basin, New Mexico) (questionable synonym of L.
pentacus (Cope, 1888))
?= L. grangeri (Simpson, 1936)
L. grangeri (Simpson, 1936) [Protogonodon grangeri Simpson, 1936]
(type loc. Puercan San Juan Basin, New Mexico) (questionable synonym of L.
pentacus (Cope, 1888) or L. stenognathus (Matthew, 1897))
L. kimbetovius (Matthew, 1937) [Protogonodon? kimbetovius Matthew,
1937] (type loc. Puercan San Juan Basin, New Mexico) (questionable synonym of L.
pentacus (Cope, 1888))
L. spiekeri (Gazin, 1938) [Protogonodon? spiekeri Gazin, 1938, Desmatoclaenus
spiekeri] (type loc. Torrejonian Dragon, Utah)
= L. biatheles (Gazin, 1941) [Protogonodon biatheles Gazin, 1941]
(type loc. Torrejonian Dragon, Utah)
L. schizophrenus Johnston & Fox, 1984 (type loc. Puercan Rav W-1,
Saskatchewan)
L. criswelli (Rigby, 1980) [Protogonodon criswelli Rigby, 1980]
(type loc. Torrejonian Swain Quarry, Wyoming)
L. faulkneri Eberle & Lillegraven, 1998 (type loc. Puercan
Hanna Basin, Wyoming)
L.? interruptus (Cope, 1882) [Deltatherium interruptum Cope,
1882] (type loc. San Juan Basin) (probably invalid)
Baioconodon Gazin, 1941
= Ragnarok Van Valen, 1978
B. denverensis Gazin, 1941* (type loc. Puercan South Table Mountain,
Colorado)
B. engdahli (Archibald, 1982) [Ragnarok engdahli Archibald, 1982]
(type loc. Puercan Hell's Hollow Local Fauna, Montana)
B. nordicus (Jepsen, 1930) [Loxolophus nordicus Jepsen, 1930, Ragnarok
nordicum] (type loc. Puercan Mantua Lentil, Wyoming)
= Ragnarok harbichti Van Valen, 1978 * (type loc. Puercan Harbicht Hill,
Montana)
B. wovokae (Van Valen, 1978) [Ragnarok wovokae Van Valen, 1978)]
(type loc. Puercan Leidy Quarry, Wyoming)
B. cannoni Middleton & Dewar, 2004 (type loc. Puercan
Alexander Locality, Colorado)
B. middletoni Eberle & Lillegraven, 1998 (type loc. Puercan
Hanna Basin, Wyoming)
B. jeffersonensis Eberle, 2003 (type loc. Puercan South Table
Mountain, Colorado)
Desmatoclaenus Gazin, 1941
D. hermaeus Gazin, 1941 * (type loc. Puercan Wagonroad, Utah)
= D. paracreodus Gazin, 1941 (type loc. Puercan Wagonroad, Utah)
D. protogonioides (Cope, 1882) [Mioclaenus protogonioides Cope,
1882, Claenodon protogonioides, Protogonodon? protogonioides]
(type loc. Puercan San Juan Basin, New Mexico)
D. dianae Van Valen, 1978 (type loc. Puercan San Juan Basin, New Mexico)
D. mearae Van Valen, 1978 (type loc. Tiffanian Saddle Locality, Wyoming)
Deuterogonodon Simpson, 1935
D. montanus Simpson, 1935 * (type loc. Torrejonian Crazy Mountain Basin,
Montana)
D. noletil Van Valen, 1978 (type loc. Torrejonian San Juan Basin, New
Mexico)
Platymastus Van Valen, 1978
P. palantir Van Valen, 1978 * (type loc. Puercan San Juan Basin, New Mexico)
Mimotricentes Simpson, 1937
M. latidens (Gidley in Simpson, 1935) * [Tricentes latidens Gidley
in Simpson, 1935] (type loc. Torrejonian Gidley Quarry, Montana) (questionable
synonym of M. subtrigonus (Cope, 1881))
M. subtrigonus (Cope, 1881) [Mioclaenus subtrigonus Cope, 1881, Tricentes
subtrigonus] (type loc. Torrejonian San Juan Basin, New Mexico)
= Phenacodus zuniensis Cope, 1881 (type loc. Torrejonian San Juan Basin,
New Mexico)
= Mioclaenus bucculentus Cope, 1883 [Tricentes bucculentus]
(type loc. Torrejonian San Juan Basin, New Mexico)
= Mimotricentes angustidens Simpson, 1937 (type loc. Torrejonian
Silberling Quarry, Montana)
= M. elassus (Gazin, 1941) [Tricentes elassus Gazin, 1941, Chriacus
elassus] (type loc. Torrejonian Dragon, Utah)
?= M. latidens (Gidley in Simpson, 1935)
M. fremontensis (Gazin, 1956) [Tricentes fremontensis Gazin,
1956, Chriacus fremontensis] (type loc. Tiffanian Saddle Locality,
Wyoming)
M. tedfordi McKenna & Lofgren, 2003 (type loc. Tiffanian
Laudate Local Fauna, California)
Arctocyon de Blainville, 1841
= Palaeocyon de Blainville, 1841
= Hyodectes Cope, 1880
= Heteroborus Cope, 1880
= Arctotherium Lemoine, 1896
= Claenodon Scott, 1892
= Neoclaenodon Gidley, 1919
A. primaevus Blainville, 1841 * (type loc. Cernaysian La Fère, France)
= A. gervaisi Lemoine, 1878 [incorrectly A. gervaisii, Hyodectes
gervaisi *]
= A. dueili Lemoine, 1878 [incorrectly A. deuili, Heteroborus
dueili *]
= Arctotherium cloezi Lemoine, 1896 *
A. matthesi Russell, 1964 (type loc. Thanetian Walbeck, Germany)
A. ferox (Cope, 1883) * [Mioclaenus ferox Cope, 1883, Claenodon
ferox, Arctocyonides ferox] (type loc. Torrejonian San Juan Basin,
New Mexico)
A. corrugatus (Cope, 1883) [Mioclaenus corrugatus Cope, 1883,
Claenodon corrugatus] (type loc. Torrejonian San Juan Basin, New Mexico)
= Neoclaenodon montanensis Gidley, 1919 * [Claenodon montanensis,
Arctocyon montanensis, Arctocyonides montanensis] (type loc.
Torrejonian Gidley Quarry, Montana)
= Neoclaenodon? latidens Gidley, 1919 [Claenodon latidens] (type
loc. Torrejonian Gidley Quarry, Montana)
A. acrogenius (Gazin, 1956) [Claenodon acrogenius Gazin, 1956,
Mentoclaenodon acrogenius] (type loc. Tiffanian Saddle Locality, Wyoming)
= A. mumak (Van Valen, 1978) [Arctocyonides mumak Van Valen,
1978, Claenodon mumak, Winterfeld, 1982, Arctocyon mumak,
Archibald, 1998, Secord, 1998, Secord, Gingerich, Smith, Clyde, Wilf &
Singer, 2006] (type loc. Tiffanian Bighorn Basin, Wyoming, synonym fide
Kondrashov & Lucas (2004))
A. nexus (Gazin, 1956) [Anacodon? nexus Gazin, 1956, Arctocyon
nexus, Secord, Gingerich, Smith, Clyde, Wilf & Singer, 2006] (type
loc. Clarkforkian Buckman Hollow, Wyoming)
Arctocyonides Lemoine, 1891
= Creodapis Lemoine, 1893
= Procynictis Lemoine, 1885
?= Claenodon Scott, 1892
A. trouessarti (Lemoine, 1891) * [Plesiadapis trouessarti Lemoine,
1891] (type loc. Cernaysian Cernay, France)
= A.douvillei (Lemoine, 1893) [Creodapis douvillei Lemoine, 1893
*]
= Procynictis remensis Lemoine, 1891 *
A. arenae Russell, 1964 (type loc. Cernaysian Cernay, France)
A. weigelti Russell, 1964 (type loc. Thanetian Walbeck, Germany)
Colpoclaenus Patterson & McGrew, 1962
C. keeferi Patterson & McGrew, 1962 * (type loc. Tiffanian Keefer
Hill, Wyoming)
C. silberlingi (Gidley, 1919) [Neoclaenodon silberlingi Gidley,
1919, Claenodon silberlingi] (type loc. Torrejonian Gidley Quarry,
Montana)
= Claenodon vecordensis Simpson, 1935 (type loc. Torrejonian Crazy
Mountain Basin, Montana)
?= C. procyonides Matthew, 1937
C. procyonides Matthew, 1937 [Neoclaenodon procyonides Matthew,
1937] (type loc. Torrejonian San Juan Basin, New Mexico) (questionable synonym
of C. silberlingi (Gidley, 1919))
Mentoclaenodon Weigelt, 1960
M. walbeckensis Weigelt, 1960 * (type loc. Thanetian Walbeck, Germany)
Landenodon Quinet, 1968 (questionable synonym
of Prothryptacodon Simpson, 1935)
Later species: L. woutersi Quinet, 1968 * (type loc. Neustrian Dormaal,
Belgium)
L. phelizoni Russell, 1980 (type loc. Cernaysian Cernay, France)
L. lavocati Russell, 1980 (type loc. Cernaysian Cernay, France)
Lambertocyon Gingerich, 1979
L. eximius Gingerich, 1979 * (type loc. Tiffanian Bighorn Basin,
Wyoming)
L. ischyrus (Gingerich,1978) [Mimotricentes ischyrus Gingerich,1978]
(type loc. Clarkforkian Plateau Valley, Colorado)
L. gingerichi Gunnell,1994 (type loc. Tiffanian Chappo Type Loc,
Wyoming)
Anisonchus Cope, 1881
= Zetodon Cope, 1883
A. sectorius (Cope, 1881) * [Mioclaenus sectorius Cope, 1881,
A. (A.) sectorius] (type loc. Torrejonian San Juan Basin, New Mexico)
= Mioclaenus mandibularis Cope, 1881 (type loc. Torrejonian San Juan
Basin, New Mexico)
= Zetodon gracilis Cope, 1883 (type loc. Torrejonian San Juan Basin, New
Mexico)
= A. dracus Gazin, 1939 [A. (A.) dracus] (type loc. Torrejonian
Dragon, Utah)
A. athelas Van Valen, 1978 [A. (A.) athelas] (type loc. Puercan
Gas Tank Hill, Utah) (questionable synonym of Mithrandir onostus (Gazin,
1939))
= A. eowynae Van Valen, 1978 [A. (A.) eowynae] (type loc. Puercan
Wagonroad, Utah)
Mithrandir Van Valen, 1978 (originally
described as subgenus of Anisonchus)
= Gillisonchus Rigby, 1981
M. oligistus (Gazin, 1941) * [Anisonchus oligistus Gazin, 1941,
Anisonchus (M.) oligistus] (type loc. Puercan Wagonroad, Utah)
M. gillianus (Cope, 1882) [Haploconus gillianus Cope, 1882, Anisonchus
(M.) gillianus, Gillisonchus gillianus *] (type loc. Puercan San Juan
Basin, New Mexico)
M. fortunatus (Simpson, 1932) [Anisonchus fortunatus Simpson,
1932, Anisonchus (M.) fortunatus] (type loc. Torrejonian? Junior Oil
Company Beard No. 1 Well, Louisiana)
M. onostus (Gazin, 1939) [Anisonchus onostus Gazin, 1939,
Anisonchus (M.) onostus] (type loc. Torrejonian Dragon, Utah)
?= Anisonchus athelas Van Valen, 1978
M. willeyi (Rigby, 1980) [Anisonchus willeyi Rigby, 1980,
Anisonchus (M.) willeyi] (type loc. Torrejonian Swain Quarry, Wyoming)
Haploconus Cope, 1882
H. angustus (Cope, 1881) [Mioclaenus angustus Cope, 1881] (type
loc. Torrejonian San Juan Basin, New Mexico)
= H. lineatus Cope, 1882 * (type loc. Torrejonian San Juan Basin, New
Mexico)
= H. xiphodon Cope, 1882 (type loc. Torrejonian San Juan Basin, New
Mexico)
= H. corniculatus Cope, 1888 [incorrectly H. corniculum] (type
loc. Torrejonian San Juan Basin, New Mexico)
= H. inopinatus Gazin, 1939 (type loc. Torrejonian Dragon, Utah)
H. elachistus Gazin, 1941 [H.? elachistus Gazin, 1941] (type loc.
Puercan Wagonroad, Utah)
Mimatuta Van Valen, 1978
= Earendil Van Valen, 1978
M. morgoth Van Valen, 1978 * (type loc. Puercan Harbicht Hill, Montana)
M. minuial Van Valen, 1978 [incorrectly M. minuiel] (type loc.
Puercan Mantua Lentil, Wyoming)
= Earendil undomiel Van Valen, 1978 * (type loc. Puercan Mantua Lentil,
Wyoming)
M. makpialutae Van Valen, 1978 (type loc. Puercan Leidy Quarry, Wyoming)
Maiorana Van Valen, 1978
M. noctiluca Van Valen, 1978 * (type loc. Puercan Mantua Lentil,
Wyoming)
M. ferrisensis Eberle & Lillegraven, 1998 (type loc. Puercan
Hanna Basin, Wyoming)
Ampliconus Eberle & Lillegraven, 1998
A. browni Eberle & Lillegraven, 1998 * (type loc. Puercan
Alexander Locality, Colorado)
A. antoni Eberle & Lillegraven, 1998 (type loc. Puercan Hanna
Basin, Wyoming)
Alticonus Eberle & Lillegraven, 1998
A. gazini Eberle & Lillegraven, 1998 * [Tinuviel? gazini
(unpublished name)] (type loc. Puercan Alexander Locality, Colorado)
Conacodon Matthew, 1897
C. entoconus (Cope, 1882) * [Haploconus entoconus Cope, 1882]
(type loc. Puercan San Juan Basin, New Mexico)
= Anisonchus coniferus Cope, 1882 (type loc. Puercan San Juan Basin, New
Mexico)
C. kohlbergeri Archibald, Schoch & Rigby, 1983 (type loc. Puercan
San Juan Basin, New Mexico)
?= C. utahensis Robinson, 1986
C. utahensis Robinson, 1986 (type loc. Puercan Gas Tank Hill, Utah)
(questionable synonym of C. kohlbergeri Archibald, Schoch & Rigby,
1983)
C. cophater (Cope, 1884) [Anisonchus cophater Cope, 1884, Oxyacodon
cophater] (type loc. Puercan San Juan Basin, New Mexico)
C. delphae Eberle & Lillegraven, 1998 (type loc. Puercan
Corral Bluffs, Colorado)
C. harbourae Eberle & Lillegraven, 1998 [Hemithlaeus? harbourae]
(type loc. Puercan Denver Basin, Colorado)
C. matthewi Middleton & Dewar, 2004 (type loc. Puercan
Alexander Locality, Colorado)
Oxyacodon Osborn & Earle, 1895
= Fimbrethil Van Valen, 1978
O. apiculatus Osborn & Earle, 1895 * (type loc. Puercan San Juan
Basin, New Mexico)
O. agapetillus (Cope, 1884) [Anisonchus agapetillus Cope, 1884]
(type loc. Puercan San Juan Basin, New Mexico)
= Fimbrethil ambaronae Van Valen, 1978 (type loc. Puercan San Juan
Basin, New Mexico)
O.? marshater Van Valen, 1978 [O. marshater Van Valen, 1978]
(type loc. Puercan Wagonroad, Utah)
O. priscilla Matthew, 1937 (type loc. Puercan San Juan Basin, New
Mexico)
O. ferronensis Archibald, Rigby & Robinson, 1983 (type loc. Puercan
Gas Tank Hill, Utah )
O. archibaldi Middleton & Dewar, 2004 (type loc. Puercan
Alexander Locality, Colorado)
"O." josephi Van Valen, 1978 [O. josephi Van
Valen, 1978] (type loc. Puercan Mantua Lentil, Wyoming)
Periptychus Cope, 1881
= Catathlaeus Cope, 1881
Subgenus Periptychus Cope, 1881
P. (P.) carinidens Cope, 1881 * [P. carinidens Cope, 1881] (type
loc. Torrejonian San Juan Basin, New Mexico)
= P. brabensis Osborn & Earle, 1895 (not P. brabensis Cope, 1888)
(type loc. Torrejonian San Juan Basin, New Mexico)
= P. rhabdodon (Cope, 1881) [Catathlaeus rhabdodon Cope, 1881 *]
(type loc. Torrejonian San Juan Basin, New Mexico)
= P. superstes Matthew in Simpson, 1935 [P. rhabdodon superstes]
(type loc. Tiffanian Tiffany, Colorado)
= P. gilmorei Gazin, 1938 (type loc. Torrejonian Dragon, Utah)
Subgenus Carsioptychus Simpson, 1936 (replacement for Plagioptychus)
= Plagioptychus Matthew in Simpson, 1936 (preoccupied)
P. (C.) coarctatus Cope, 1883 * [P. coarctatus Cope, 1883 *, P.
(Plagioptychus) coarctatus, Plagioptychus coarctatus, Carsioptychus
coarctatus] (type loc. Puercan San Juan Basin, New Mexico)
= P. brabensis Cope, 1888 (not P. brabensis Osborn & Earle,
1895) (type loc. Puercan San Juan Basin, New Mexico)
= P. matthewi (Simpson, 1936) [Plagioptychus matthewi Simpson,
1936] (type loc. Puercan San Juan Basin, New Mexico)
= P. hamaxitus (Gazin, 1941) [Carsioptychus hamaxitus Gazin,
1941] (type loc. Puercan Wagonroad, Utah)
Ectoconus Cope, 1884
E. ditrigonus (Cope, 1882) * [Periptychus ditrigonus Cope, 1882, Conoryctes
ditrigonus] (type loc. Puercan San Juan Basin, New Mexico)
= E. majusculus Matthew, 1937 (type loc. Puercan San Juan Basin, New
Mexico)
E. symbolus Gazin, 1941 [incorrectly E. symbolicus] (Puercan
Wagonroad, Utah)
= E. cavigellii Eberle & Lillegraven, 1998 (type loc. Puercan
Hanna Basin, Wyoming)
Hemithlaeus Cope, 1882
H. kowalevskianus Cope, 1882 * (type loc. Puercan San Juan Basin, New
Mexico)
Tinuviel Van Valen, 1978
T. eurydice Van Valen, 1978 * (type loc. Puercan Purgatory Hill,
Montana)
Escatepos Reynolds, 1936
E. campi Reynolds, 1936 * (type loc. Puercan San Juan Basin, New Mexico)
Auraria Middleton & Dewar, 2004
A. urbana Middleton & Dewar, 2004 (type loc. Puercan Alexander
Locality, Colorado)
Pseudanisonchus Zhang, Zheng & Ding, 1979
P. antelios * (type loc. Nongshanian Chijiang Basin, China)
Hyopsodus Leidy, 1870
= Stenacodon Marsh, 1872
= Lemuravus Marsh, 1875
Later species: H. paulus Leidy, 1870 * (type loc. Bridgerian Wyoming)
Occurrence uncertain: H. sp. (Clarkforkian? Clark's Fork Basin, Wyoming)
Haplaletes Simpson, 1935 (Erinaceomorpha?)
H. disceptatrix Simpson, 1935 * (type loc. Torrejonian Gidley Quarry, Montana)
H. pelicatus Gazin, 1956 (type loc. Tiffanian Saddle Locality, Wyoming)
H. andakupensis Van Valen, 1978 (type loc. Puercan Purgatory Hill,
Montana)
Dorraletes Gingerich, 1983
D. diminutivus (Dorr, 1952) * [Haplaletes diminutivus Dorr, 1952]
(type loc. Tiffanian Dell Creek, Wyoming)
Litomylus Simpson, 1935 (Erinaceomorpha?)
L. dissentaneus Simpson, 1935 * (type loc. Torrejonian Gidley Quarry,
Montana)
= L. osceolae Van Valen, 1978 (type loc. Torrejonian San Juan Basin, New
Mexico)
?= L. scaphicus Gazin, 1956
?= L. scaphiscus Gazin, 1956
L. scaphicus Gazin, 1956 (type loc. Tiffanian Saddle Locality, Wyoming)
(questionable synonym of L. dissentaneus Simpson, 1935)
L. scaphiscus Gazin, 1956 (type loc. Tiffanian Ledge Locality, Wyoming)
(questionable synonym of L. dissentaneus Simpson, 1935)
L. ishami Gazin, 1956 [L.? ishami Gazin, 1956] (type loc.
Tiffanian Twin Creek, Wyoming)
L. orthronepius Johnston & Fox, 1984 (type loc. Puercan Rav W-1,
Saskatchewan)
L. grandaletes Scott, Fox & Youzwyshyn, 2002 (type loc.
Tiffanian Cochrane 2, Alberta)
Haplomylus Matthew, 1915 (Erinaceomorpha?)
Later species: H. speirianus (Cope, 1880) * [Hyopsodus speirianus Cope,
1880] (type loc. Wasatchian Bighorn Basin, Wyoming)
H. simpsoni Rose, 1981 (type loc. Clarkforkian Clark's Fork Basin,
Wyoming)
H. palustris Gingerich, 1994 (type loc. Clarkforkian Bear Creek,
Montana)
Utemylus Gingerich, 1983
U. latomius Gingerich, 1983 * (type loc. Tiffanian Mason Pocket,
Colorado)
U. serior (Gazin, 1956) [Haplaletes serior Gazin, 1956] (type
loc. Tiffanian Titanoides Locality, Wyoming)
Aletodon Gingerich, 1977
A. gunnelli Gingerich, 1977 * (type loc. Clarkforkian Clark's Fork
Basin, Wyoming)
A. mellon (Van Valen, 1978) [Platymastus mellon Van Valen, 1978]
(type loc. Tiffanian Tiffany, Colorado)
?= A. conardae Winterfeld, 1982
A. conardae Winterfeld, 1982 (type loc. Tiffanian Eastern Rock Springs
Uplift, Wyoming) (questionable synonym of A. mellon (Van Valen, 1978))
A. quadravus Gingerich, 1983 (type loc. Tiffanian Cedar Point Quarry,
Wyoming)
Apheliscus Cope, 1875
= Parapheliscus Van Valen, 1967
Later species: A. insidiosus (Cope, 1874) * [Prototomus insidiosus
Cope, 1874] (type loc. Wasatchian San Juan Basin, New Mexico)
A. nitidus Simpson, 1937 (type loc. Clarkforkian Clark's Fork Basin,
Wyoming)
Phenacodaptes Jepsen, 1930
P. sabulosus Jepsen, 1930 * [Apheliscus sabulosus] (type loc.
Tiffanian Princeton Quarry, Wyoming)
Gingerichia Zack, Penkrot, Krause & Maas,
2005
G. geoteretes Zack, Penkrot, Krause & Maas, 2005 * (type loc.
Tiffanian Douglass Quarry, Montana)
G. hystrix Zack, Penkrot, Krause & Maas, 2005 (type loc.
Tiffanian Cochrane 2, Alberta)
Louisina Russell, 1964 (questionable synonym
of Microhyus Teilhard de Chardin, 1927)
L. mirabilis Russell, 1964 * (type loc. Cernaysian Cernay, France)
L. atavella Russell, 1964 (type loc. Thanetian Walbeck, Germany)
Paschatherium Russell, 1964
Later species: P. dolloi (Teilhard de Chardin, 1927) * [Adapisorex
dolloi Teilhard de Chardin, 1927] (type loc. Neustrian Dormaal, Belgium)
Occurrence uncertain: P. cf. dolloi (Cernaysian Claret 4, Spain)
P. yvettae Gheerbrant, Abrial & Cuenca, 1997 (type loc. Cernaysian
Campo, Spain)
P. sp. (Cernaysian Cernay, France)
Microhyus Teilhard de Chardin, 1927
?= Louisina Russell, 1964
Later species: M. musculus Teilhard de Chardin, 1927 * (type loc.
Neustrian Dormaal, Belgium)
Occurrence uncertain: M. cf. musculus (Cernaysian Claret 4
and Tendruy, Spain)
M. sp. (Cernaysian Cernay, France)
Dipavali Van Valen, 1978
D. petri (Russell, 1964) * [Paschatherium petri Russell, 1964]
(type loc. Cernaysian Cernay, France)
Monshyus Sudre & Russell, 1982
M. praevius Sudre & Russell, 1982 * (type loc. Danian Hainin,
Belgium)
Tricuspiodon Lemoine, 1885
= Conaspidotherium Lemoine, 1891
= Plesiphenacodus Lemoine, 1896
T. ruetimeyeri Lemoine, 1891 * [incorrectly T. rütimeyeri, incorrectly
T. rutimeyeri] (type loc. Cernaysian Cernay, France)
= Conaspidotherium ameghinoi Lemoine, 1891 (type loc. Cernaysian Cernay,
France)
= Plesiphenacodus remensis Lemoine, 1896 (type loc. Cernaysian Cernay,
France)
T. magistrae Russell, 1964 (type loc. Cernaysian Cernay, France)
T. sobrinus Russell, 1980 (type loc. Cernaysian Cernay, France)
Paratricuspiodon Russell, 1964
P. krumbiegeli Russell, 1964 * (type loc. Thanetian Walbeck, Germany)
Mioclaenus Cope, 1881
M. turgidus Cope, 1881 * [Ellipsodon turgidus] (type loc.
Torrejonian San Juan Basin, New Mexico)
= M. zittelianus Cope, 1888 (type loc. Torrejonian San Juan Basin, New
Mexico)
= M. lydekkerianus Cope, 1888 [Ellipsodon lydekkerianus] (type
loc. Torrejonian San Juan Basin, New Mexico)
Bubogonia Johnston & Fox, 1984
B. saskia Johnston & Fox, 1984 (type loc. Puercan Rav W-1,
Saskatchewan)
B. bombadili (Van Valen, 1978) [Protoselene bombadili Van Valen,
1978] (type loc. Puercan San Juan Basin, New Mexico)
Choeroclaenus Simpson, 1937
C. turgidunculus (Cope, 1888) * [Mioclaenus turgidunculus Cope,
1888, Oxyacodon turgidunculus] (type loc. Puercan San Juan Basin, New
Mexico)
Ellipsodon Scott, 1892
E. inaequidens (Cope, 1884) * [Tricentes inaequidens Cope, 1884]
(type loc. Torrejonian San Juan Basin, New Mexico)
E.? sternbergi Gazin, 1939 [Choeroclaenus sternbergi, Litaletes
sternbergi] (type loc. Torrejonian Dragon, Utah)
?= E. grangeri Wilson, 1956
E. grangeri Wilson, 1956 (type loc. Torrejonian San Juan Basin, New
Mexico) (questionable synonym of E.? sternbergi Gazin, 1939)
= E. yotankae Van Valen, 1978 (type loc. Torrejonian San Juan Basin, New
Mexico)
= E. witkoi Van Valen, 1978 (type loc. Puercan? San Juan Basin, New
Mexico)
Litaletes Simpson, 1935
L. disjunctus Simpson, 1935 * (type loc. Torrejonian Gidley Quarry,
Montana)
L. ondolinde Van Valen, 1978 (type loc. Torrejonian Rock Bench Quarry,
Wyoming)
L. gazinensis Robinson, 1986 (type loc. Puercan Gas Tank Hill, Utah)
Promioclaenus Trouessart, 1904
= Jepsenia Gazin, 1939
?= Tiznatzinia Simpson, 1936
P. acolytus (Cope, 1882) * [Hyopsodus acolytus Cope, 1882, Mioclaenus
acolytus, Ellipsodon acolytus] (type loc. Torrejonian San Juan
Basin, New Mexico)
= Mioclaenus minimus Cope, 1882 (type loc. Torrejonian San Juan Basin,
New Mexico)
= P. aquilonius (Simpson, 1935) [Ellipsodon aquilonius Simpson,
1935] (type loc. Torrejonian Gidley Quarry, Montana)
P. lemuroides (Matthew, 1897) [Mioclaenus lemuroides Matthew,
1897, Ellipsodon lemuroides] (type loc. Torrejonian San Juan Basin, New
Mexico)
= P. shepherdi (Gazin, 1939) [Ellipsodon shepherdi Gazin, 1939), Litaletes
shepherdi] (type loc. Torrejonian Dragon, Utah)
= P. mantiensis (Gazin, 1939) [Jepsenia mantiensis Gazin, 1939 *,
Litaletes mantiensis] (type loc. Torrejonian Dragon, Utah)
P. pipiringosi Gazin, 1956 [Ellipsodon pipiringosi] (type loc.
Tiffanian Saddle Locality, Wyoming)
Valenia de Muizon & Cifelli, 2000
V. wilsoni (Van Valen, 1978) * [Promioclaenus wilsoni Van Valen,
1978] (type loc. Puercan San Juan Basin, New Mexico)
Tiznatzinia Simpson, 1936 (Questionable synonym
of Promioclaenus Trouessart, 1904)
T. vanderhoofi Simpson, 1936 * [Promioclaenus vanderhoofi] (type
loc. Puercan San Juan Basin, New Mexico)
Bomburia Van Valen, 1978
B. prisca (Matthew, 1937) * [Ellipsodon priscus Matthew, 1937, Tiznatzinia
prisca] (type loc. Puercan San Juan Basin, New Mexico)
Pleuraspidotherium Lemoine, 1878
P. aumonieri Lemoine, 1878 * (type loc. Cernaysian Cernay, France)
?= P. remense Lemoine, 1891
P. remense Lemoine, 1891 (type loc. Cernaysian Cernay, France)
(questionable synonym of P. aumonieri Lemoine, 1878)
Orthaspidotherium Lemoine, 1885
O. edwardsi Lemoine, 1885 * (type loc. Cernaysian Cernay, France)
Protosenele Matthew, 1897
= Dracoclaenus Gazin, 1939
P. opisthacus (Cope, 1882) * [Mioclaenus opisthacus Cope, 1882]
(type loc. Torrejonian San Juan Basin, New Mexico)
= Mioclaenus baldwini Cope, 1882 (type loc. Torrejonian San Juan Basin,
New Mexico)
P. griphus (Gazin, 1939) [Dracoclaenus griphus Gazin, 1939 *]
(type loc. Torrejonian Dragon, Utah)
P.? novissimus Gazin, 1956 (type loc. Tiffanian Saddle Locality,
Wyoming)
Molinodus de Muizon & Marshall, 1987
M. suarezi de Muizon & Marshall, 1987 * (type loc. Tiupampan
Tiupampa, Bolivia)
Tiuclaenus de Muizon & Marshall, 1987
= Kollpania Marshall & de Muizon, 1988
T. minutus de Muizon & Marshall, 1987 * (type loc. Tiupampan
Tiupampa, Bolivia)
= Kollpania tiupampina Marshall & de Muizon, 1988 * (type loc.
Tiupampan Tiupampa, Bolivia)
T. cotasi de Muizon & Cifelli, 2000 (type loc. Tiupampan
Tiupampa, Bolivia)
T. robustus de Muizon & Cifelli, 2000 (type loc. Tiupampan
Tiupampa, Bolivia)
Pucanodus de Muizon & Marshall, 1991
P. gagnieri de Muizon & Marshall, 1991 * (type loc. Tiupampan
Tiupampa, Bolivia)
Andinodus de Muizon & Marshall, 1987
A. boliviensis de Muizon & Marshall, 1987 * (type loc. Tiupampan
Tiupampa, Bolivia)
Simoclaenus de Muizon & Cifelli, 2000
S. sylvaticus de Muizon & Cifelli, 2000 * (type loc. Tiupampan
Tiupampa, Bolivia)
Tetraclaenodon Scott, 1892
= Protogonia Cope, 1881 (suppressed senior synonym)
= Euprotogonia Cope, 1893 (replacement for Protogonia)
T. puercensis (Cope, 1881) [Phenacodus puercensis Cope, 1881, Protogonia
puercensis, Euprotogonia puercensis] (type loc. Torrejonian San Juan
Basin, New Mexico)
= T. floverianus (Cope, 1890) * [Mioclaenus floverianus Cope,
1890] (type loc. Torrejonian San Juan Basin, New Mexico)
= T. subquadratus (Cope, 1881) [Protogonia subquadrata Cope, 1881
*] (type loc. Torrejonian San Juan Basin, New Mexico)
= T. pliciferus (Cope, 1882) [Protogonia plicifera Cope, 1882]
(type loc. Torrejonian San Juan Basin, New Mexico)
= T. calceolatus (Cope, 1883) [Phenacodus calceolatus Cope, 1883]
(type loc. Torrejonian San Juan Basin, New Mexico)
= T. symbolicus Gidley in Simpson, 1935 (type loc. Torrejonian
Silberling Quarry, Montana)
= T. septentrionalis Thewissen, 1990 (type loc. Torrejonian Crazy
Mountain Basin, Montana)
"T." minor (Matthew, 1897) [Euprotogonia minor Matthew,
1897, T. minor] (type loc. Torrejonian San Juan Basin, New Mexico)
(Arctocyonidae)
Phenacodus Cope, 1873 [incorrectly Theocodus]
= Opisthotomus Cope, 1875
= Trispondylus Cope, 1884
= Eohyus Marsh, 1894
= Almogaver Crusafont & Villalta, 1954
?= Copecion Gingerich, 1989
Later species: P. primaevus Cope, 1873 * (type loc. Wasatchian Wyoming)
(nomen dubium)
P. vortmani (Cope, 1880) [Hyracotherium vortmani Cope, 1880]
(type loc. Wasatchian Wind River Basin, Wyoming)
= P. apternus Cope, 1882
= P. copei Granger, 1915
= P. almiensis Gazin, 1942 (type loc. Clarkforkian Buckman Hollow,
Wyoming)
P. intermedius Granger, 1915 (type loc. Wasatchian Bighorn Basin,
Wyoming)
P. matthewi Simpson, 1935 (type loc. Tiffanian Tiffany, Colorado)
= P. gidleyi Simpson, 1935 (type loc. Tiffanian Tiffany, Colorado)
P. grangeri Simpson, 1935 (type loc. Tiffanian Tiffany, Colorado)
= Tetraclaenodon transitus Dorr, 1958 (type loc. Tiffanian Battle
Mountain, Wyoming)
P. bisonensis Gazin, 1956 [P.? bisonensis Gazin, 1956] (type loc.
Tiffanian Saddle Locality, Wyoming)
P. magnus Thewissen, 1990 (type loc. Tiffanian Clark's Fork Basin,
Wyoming)
Copecion Gingerich, 1989 (questionable
synonym of Phenacodus Cope, 1873)
Later species: C. davisi Gingerich, 1989 * (type loc. Wasatchian Bighorn
Basin, Wyoming)
C. brachypternus (Cope, 1882) [Phenacodus brachypternus Cope,
1882] (type loc. Wasatchian Bighorn Basin, Wyoming)
Ectocion Cope, 1882
= Gidleyina Simpson, 1935
= Prosthecion Patterson & West, 1973
E. osbornianus (Cope, 1882) * [Oligotomus osbornianus Cope, 1882,
incorrectly E. osbornianum] (type loc. Wasatchian Bighorn Basin,
Wyoming)
= E. ralstonensis Granger, 1915 [E. osbornianus ralstonensis]
(type loc. Clarkforkian Clark's Fork Basin, Wyoming)
= E. osbornianus complens Simpson, 1943
E. parvus Granger, 1915 (type loc. Wasatchian Bighorn Basin, Wyoming)
E. collinus Russell, 1929 (type loc. Tiffanian Cochrane 1, Alberta)
= Meniscotherium semicingulatum Russell, 1929 (type loc. Tiffanian Cochrane
2, Alberta)
= Gidleyina? silberlingi Gidley in Simpson, 1935 (type loc. Tiffanian
Crazy Mountain Basin, Montana)
= E. montanensis (Gidley in Simpson, 1935) [Gidleyina montanensis
Gidley in Simpson, 1935 *] (type loc. Tiffanian Crazy Mountain Basin,
Montana)
= E. superior (Simpson, 1935) [Tetraclaenodon? superior Simpson,
1935, Gidleyina? superior] (type loc. Tiffanian Crazy Mountain
Basin, Montana)
= E. wyomingensis (Gazin, 1956) [Gidleyina wyomingensis Gazin,
1956] (type loc. Tiffanian West End Locality, Wyoming)
E. major (Patterson & West, 1973) [Prosthecion major
Patterson & West, 1973 *] (type loc. Clarkforkian Plateau Valley, Colorado)
E. cedrus Thewissen, 1990 (type loc. Tiffanian Cedar Point Quarry,
Wyoming)
E. mediotuber Thewissen, 1990 (type loc. Tiffanian Princeton Quarry,
Wyoming)
Meniscotherium Cope, 1874
= Hyracops Marsh, 1892
Later species: M. chamense Cope, 1874 * (type loc. Wasatchian San Juan
Basin, New Mexico)
= M. robustum Thorpe, 1934
M. tapiacitum Cope, 1882 [incorrectly M. tapiacitis] (type loc.
Wasatchian San Juan Basin, New Mexico)
= M. priscum Granger, 1915 (type loc. Wasatchian Clark's Fork Basin,
Wyoming)
Ernestokokenia Ameghino, 1901
= Notoprotogonia Ameghino, 1904 [incorrectly Notoprogonia]
?= Archaeohyracotherium Ameghino, 1906
Later species: E. nitida Ameghino, 1901 * (type loc. Casamayoran
Patagonia, Argentina)
E. yirunhor Simpson, 1935 (type loc. Itaboraian Cañadón Hondo,
Argentina)
Enneoconus Ameghino, 1901 [incorrectly Euneoconus]
Later species: E. parvidens Ameghino, 1901 * (type loc. Casmayoran
Chubut, Argentina)
E. chaishoer (Simpson, 1935) [Ernestokokenia chaishoer Simpson,
1935] (type loc. Riochican Bajo de la Palangana, Argentina)
Lamegoia Paula Couto, 1952
L. conodonta Paula Couto, 1952 * (type loc. Itaboraian/Riochican
Itaboraí, Brazil)
Paulacoutoia Cifelli, 1983
P. protocenica (Paula Couto, 1952) * [Ernestokokenia protocenica
Paula Couto, 1952] (type loc. Itaboraian/Riochican Itaboraí, Brazil)
Escribania Bonaparte, Van Valen & Kramartz,
1993 (Didolodontidae fide Gelfo (2004))
= Raulvaccia Bonaparte, Van Valen & Kramartz, 1993
E. chubutensis Bonaparte, Van Valen & Kramartz, 1993 * (type loc.
Peligran Punta Peligro, Argentina)
= Raulvaccia peligrensis Bonaparte, Van Valen & Kramartz, 1993 *
[incorrectly R. bunodonta] (type loc. Peligran Punta Peligro, Argentina)
Victorlemoinea Ameghino, 1901 (family uncertain)
?= Sparnotheriodon Soria, 1980
Later species: V. labyrinthica Ameghino, 1901 * (type loc. Casamayoran
Chubut, Argentina)
V. prototypica Paula Couto, 1952 (type loc. Itaboraian/Riochican
Itaboraí, Brazil)
Triisodon Cope, 1881
= Sarcothraustes Cope, 1882
T. quivirensis Cope, 1881 * [incorrectly T. quiverianus] (type
loc. Torrejonian San Juan Basin, New Mexico)
= T. antiquus (Cope, 1882) [Sarcothraustes antiquus Cope, 1882 *]
(type loc. Torrejonian San Juan Basin, New Mexico)
= T. conidens Cope, 1882 (type loc. Torrejonian San Juan Basin, New
Mexico)
T. crassicuspis (Cope, 1882) [Conoryctes crassicuspis Cope, 1882,
incorrectly Conoryctes crassideus, incorrectly Conoryctes crassidens,
Sarcothraustes crassicuspis, Goniacodon crassicuspis] (type
loc. Torrejonian San Juan Basin, New Mexico)
= T. rusticus Cope, 1884 [Goniacodon rusticus] (type loc.
Torrejonian San Juan Basin, New Mexico)
Goniacodon Cope, 1888
G. levisanus (Cope, 1883) * [Triisodon levisanus Cope, 1883, Mioclaenus
(G.) levisanus] (type loc. Torrejonian San Juan Basin, New Mexico)
G.? hiawathae Van Valen, 1978 [G. hiawathae Van Valen,
1978] (type loc. Puercan Wagonroad, Utah)
Eoconodon Matthew & Granger, 1921
E. coryphaeus (Cope, 1885) * [Sarcothraustes coryphaeus Cope,
1885] (type loc. Puercan San Juan Basin, New Mexico)
= Mioclaenus bathygnathus Cope, 1888 [Sarcothraustes bathygnathus]
(type loc. Puercan San Juan Basin, New Mexico)
= Triisodon biculminatus Cope, 1888 (type loc. Puercan San Juan Basin,
New Mexico)
E. gaudrianus Cope, 1888 [Mioclaenus gaudrianus Cope, 1888, Goniacodon
gaudrianus, Triisodon gaudrianus] (type loc. Puercan San Juan Basin,
New Mexico)
E. copanus Van Valen, 1978 (type loc. Puercan Mantua Lentil, Wyoming)
E. nidhoggi Van Valen, 1978 (type loc. Puercan Purgatory Hill, Montana)
E. ginibitohia Clemens & Williamson, 2005 (type loc. Puercan
San Juan Basin, New Mexico)
Stelocyon Gingerich, 1978
S. arctylos Gingerich, 1978 * (type loc. Torrejonian Cub Creek,
Montana)
Hapalodectes Matthew, 1909
Later species: H. leptognathus (Osborn & Wortman, 1892) * [Dissacus
leptognathus Osborn & Wortman, 1892] (type loc. Wasatchian Wyoming)
H. dux Lopatin, 2001 (type loc. Gashatan Tsagan-Khushu, Mongolia)
Microclaenodon Scott, 1892 (family uncertain)
M. assurgens (Cope, 1884) * [Triisodon assurgens Cope, 1884]
(type loc. Torrejonian San Juan Basin, New Mexico)
Dissacus Cope, 1881
= Hyaenodictis Lemoine, 1891
= Plesidissacus Lemoine, 1894
= Plagiocristodon Chow & Qi, 1978
D. navajovius (Cope, 1881) * [Mesonyx navajovius Cope, 1881]
(type loc. Torrejonian San Juan Basin, New Mexico)
= D. carnifex Cope, 1882 (type loc. Torrejonian San Juan Basin, New
Mexico)
D. europaeus Lemoine, 1891 (type loc. Cernaysian Cernay, France)
= D. gaudryi (Lemoine, 1891) [Hyaenodictis gaudryi Lemoine, 1891]
(type loc. Cernaysian Cernay, France)
D. praenuntius Matthew, 1915 (type loc. Clarkforkian Clark's Fork Basin,
Wyoming)
D. magushanensis Yan & Tang, 1976 [Dissacus? magushanensis]
(type loc. Gashatan Xuancheng Basin, China)
D. rotundus Wang, 1975 [Dissacus? rotundus Wang, 1975, Lestes
rotundus, Yantanglestes rotundus] (type loc. Shanghuan Chaling
Basin, China)
D. indigenus Dashzeveg, 1976 (type loc. Gashatan Naran-Bulak, Mongolia)
D. serratus (Chow & Qi, 1978) [Plagiocristodon serratus Chow
& Qi, 1978 *] (type loc. Gashatan Nomogen, China)
D. argenteus O'Leary & Rose, 1995 (type loc. Tiffanian Princeton
Quarry, Wyoming)
Ankalagon Van Valen, 1980 (replacement for Ancalagon)
= Ancalagon Van Valen, 1978 (preoccupied)
A. saurognathus (Wortman in Matthew, 1897) * [Dissacus saurognathus
Wortman in Matthew, 1897, Ancalagon saurognathus *, incorrectly A.
saurognathoides] (type loc. Torrejonian San Juan Basin, New Mexico)
Pachyaena Cope, 1874
Later species: P. ossifraga Cope, 1874 * (type loc. Wasatchian San Juan
Basin, New Mexico)
P. nemegetica Dashzeveg, 1976 (type loc. Gashatan Naran-Bulak, Mongolia)
Hukoutherium Chow, Chang, Wang & Ting, 1973
H. ambigum Chow, Chang, Wang & Ting, 1973 * (type loc. Shanghuan
Nanxiong Basin, China)
"H." shimenensis Qi & Huang, 1982 [H. shimenensis
Qi & Huang, 1982, incorrectly H. shimemensis] (type loc.
Shanghuan Shimen Basin, China)
Yantanglestes Ideker & Yan, 1980 (replacement
for Lestes)
= Lestes Yan & Tang, 1976 (preoccupied)
= Notodissacus Yan & Tang, 1976
Y. conexus (Yan & Tang, 1976) * [Lestes conexus Yan &
Tang, 1976 *, Notodissacus orientalis nomen nudum] (type loc.
Shanghuan Qianshan Basin, China)
Y. feiganensis (Chow, Chang, Wang & Ting, 1973) [Dissacus?
feiganensis Chow, Chang, Wang & Ting, 1973, Lestes feiganensis]
(type loc. Shanghuan Nanxiong Basin, China)
Y. datangensis (Wang, 1976) [Lestes datangensis Wang, 1976] (type
loc. Nongshanian Nanxiong Basin, China)
Dissacusium Zhou, Zhang, Wang & Ding, 1977
D. shanghoensis (Chow, Chang, Wang & Ting, 1973) * [Dissacus?
shanghoensis Chow, Chang, Wang & Ting, 1973] (type loc. Shanghuan
Nanxiong Basin, China)
Jiangxia Zhang, Zheng & Ding, 1979
J. chaotoensis Zhang, Zheng & Ding, 1979 * (type loc. Nongshanian
Chijiang Basin, China)
Sinonyx Zhou, Zhai, Gingerich & Chen,
1995
S. jiashanensis Zhou, Zhai, Gingerich & Chen, 1995 * (type loc.
Gashatan Jiashan Basin, China)