570 Myoclaenus, Protoselene, Haploconus, Conacodon, Anisonchus. 
5884. f lydekkerianus, Cope — ( 4458 ). 
5885. f turgidunculus, Cope — ( 4459 ). 
x ) 
985. f Protoselene, 
f Eocaen. 
Novo-Mexico. 
fEocaen. 
Novo-Mexico. 
Matthew, 1897. 
Mioclcenus, p. et Hemithlatus, p., Cope. 
Matthew, Bull. Am. Mus., 1897, p. 317. 
5886.f opisthacus, Cope — ( 4464 ). f Eocaen. inf. 
Novo-Mexico. 
Familia IV. Catathlaeidae. 
[Periptychidae, Anet, et Catal., 1897.] 
Subf. 1 . f Anisonchinae. 
986. f Haploconus, Cope, 1882. 
Anisonchus, p., Mioclaenus, p., e t Tricentes, p., Cope, 1881—82. 
Cope, Amer. Natural., 1882, p. 417. 
5887. f lineatus, Cope — (446*5). f Eocaen. inf. Novo- 
Mexico. 
5888. f corniculatus, Cope — ( 4466 ). f Eocaen. Novo- 
Mexico. 
987. f Conacodon, Matthew, 1897. 
Haploconus, p., et Anisonchus , p., Cope, 1882 — 84. 
Matthew, Bull. Amer. Mus., 1897, p. 298. 
5889. fentoconus, Cope — ( 4467 ). f Eocaen. inf. Novo- 
Mexico. 
6890.f cophater, Cope ( 4468 ). fEocaen. Novo- 
Mexico. 
988. f Anisonchus, Cope, 1881. 
Mioclamus, Haploconus et Hemithlaeus, p., Cope; Zetodon, Cope, 1883. 
Cope, Proc. Amer. Phil. Soc., 1881, p. 488. 
5891. f sectorius, Cope — ( 4470 ). 
5892, -j-gillianus, Cope — ( 4471 ). 
p Les autres espfeces appartiennent aux Prosimiae (p. 43), ou aux Creo - 
fEocaen. inf. Novo- 
Mexico. 
fEocaen. Novo- 
Mexico. 
