818 INDEX GENERUM MAMMALIUM. 
Name, authority, and date. Tupe or included. species, and localities. 
Analcimorphus AMEGHINO, 1891..... Analeimorphus inversus, southern Patagonia. 
Aulaxodon HARLAN, 1830 .......... Megalonyx laqueatus, Green River, Kentucky. 
Diellipsodon BxRa, 1899 ............ New name for Elipsodon Roth, 1898. 
T Eleutherodon Mercerat, 1891 ..... Eleutherodon heteroclitus, Rio Santa Cruz, Pata- 
gonia. 
T2Elopsodon: Rora, 1898 - — ..-.--..-- Elipsodon heimi, Rio Collon Cura, Patagonia. 
(See Diellipsodon). 
? Ereptodon Lxipy, 1853............ Zreptodon priscus, Natchez, Mississippi. 
Eucholeops AMEGHINO, 1887........ Eucholeops ingens, E. infernalis, E. adteger, 
southern Patagonia. 
Eugeranops AMEGHINO, 1891 ....... New name for Geronops Ameghino, 1891. 
T Eurysodon MERcCERAT, 1891 ....... Eurysodon nasutus, Monte Leon, JZucholeops 
adteger, Eurysodon boulei, E. rostratus, Rio 
Santa Cruz, Eucholeops infernalis, Patagonia. 
Geronops ¢ AMEGHINO, 1891 ........ Geronops circularis, southern Patagonia. (See 
Eugeranops.) 
Gnathopsis Lgrpy, 1852 5:......---- Gnathopsis oweni, Patagonia. 
Hapaloides AMEGHINO, 1902 ........ Hapaloides ignavus, H. ponderosus, H. leviusculus, 
Patagonia. 
Hapalops AMEGHINO, 1887 - - Hapalops rectangularis, H.indifferens, H. ellipticus, 
southern Patagonia. 
Hyperleptus AMEGHINO, 1891........ Hyperleptus garzonianus, H. sectus, 8. Patagonia. 
Mecorhinus AMEGHINO, 1894 ........ Mecorhinus primus, Patagonia. 
Megalocnus Lz1py, 1868 ............ Megalonyx rodens, Ciego-Montero, Cuba. 
Megalonyx JEFFERSON, 1799......... Megalonyx sp. ( = Megatherium | jeffersonii Des- 
marest, 1822), Greenbrier County, West 
Virginia. 
Menilaus AMEGHINO, 1891 .......... Menilaus affinis, Paraná, Argentina. 
Metopotherium AMEGHINO, 1891 ..... Metopotheriwm splendens, southern Patagonia. 
Morotherium Mansn, 1874 .......... Morotherium gigas (type), California; M. lep- 
tonyx, Idaho. 
Myomorphus PoMEL, 1868 .......... Myomorphus cubensis, Ciego-Montero, Cuba. 
Nothropus BuRMEISTER, 1882........ Nothropus priscus, Proy. Santa Fé, Argentina. 
Onychotherium G. FiscHer, 1814-... Onychotherium sp. (= Megalonyx sp.), Green- 
brier County, West Virginia. 
Ortotherium AMEGHINO, 1885........ Ortotherium laticurvatum, Paraná, Argentina. 
Paraplanops AMEGHINO, 1891....... Paraplanops oblongus, southern Patagonia. 
Parhapalops AMEGHINO, 1891....... Parhapalops rectangulidens, southern Patagonia. 
Pelecyodon AMEGHINO, 1891 ........ Pelecyodon eristatus, P. robustus, P. arcuatus, P. 
petreus, P. maximus, southern Patagonia. 
Planops AMEGHINO, 1887 ........... Planops longirostratus, southern Patagonia. 
Pleurodon H ARLAN, 1830 ........... Name suggested, but not used, in place of Au- 
laxodon Harlan, 1830. 
Pliomorphus AMEGHINO, 1885 ....... Pliomorphus mutilatus, P. robustus, Paraná, Ar- 
gentina. 
Prepotherium AMEGHINO, 1891 ...... Prepotherium filholi, southern Patagonia. 
Proschismotherium AMEGHINO, 1902... Proschismotherium oppositum, Patagonia. 
Pseudhapalops AMEGHINO, 1891..... Pseudhapalops observationis, P. forticularis, P. 
longitudinalis, southern Patagonia. 
Schismotherium AMEGHINO, 1887 .... Schismotherium fractum, southern Patagonia. 
T Sphenodon Lux», 1839............ Megalonyx minutus, Bone caves, Brazil. 

“Said by Ameghino to be preoccupied by Geranopsis LyDEKKER, 1891. 
