824 Onychodectes, Wortmania, Psittacother., Calamodon, Stylinodon, Eetoganus. 
8834. f rarus, Osborn et Earle • — (4105); fEocaen. 
Wortman, Bull. Amer. Mus., 1897, p. 100. Novo-Mexico. 
Familia II. f StyHnodontidae. 
1728. f Wortmania, Hay, 1899. 
Hemiganus, p., Cope, 1885 (nec 1882); Tit, 1899. 
Hay, Science, 1899, p. 593. 
8835. f otariidens, Cope — {4106); Matthew, fEocaen. 
Bull. Amer. Mus., 1897, p. 264; 1899, p.28. Novo-Mexico 
1729. fPsittacotherium, Cope, 1882. 
Hemiganus, Cope. 1882. 
Cope, Amer. Natural., 1882, p. 157. 
8836. f multifragum, Cope — (4107); Matthew, fEocaen. 
Bull. Amer. Mus., 1897, p. 264. 320; 1899. Novo-Mexico 
p. 29. 
1730. f Calamodon, Cope, 1874. 
Cope, Rep. Vert. Foss. New-Mexico, 1874, p. 5. 
8837. f simplex. Cope — (4108); Matthew, Bull. 
Amer. Mus., 1899, p. 32. 
8838. f arcamoenus, Cope — (4109). 
8839. f europaeus. Riitimeyer — (4110). 
f Eoeaen. Wyoming. 
Novo-Mexico. 
fEocaen. 
Novo-Mexico. 
fEocaen. Helvetia 
(Jura). 
1731. f Stylinodon, Marsh, 1874. 
Marsh, Amer. Journ. Sc., 1874, VII. p. 532. 
8840. f cylindrifer, Cope — (4116); Matthew, f Eoeaen. Wyoming. 
Bull, Amer. Mus., 1899, p. 36. 
8841. f mirus. Marsh (4117); Matthew, 1. c.. f Eoeaen. Wvoming. 
1899, p. 43. 
1732. f Eetoganus, Cope, 1874. 
Cope, Rep. Vert. Foss. New-Mexico, 1874, p. 4. 
8842. f gliriformis, Cope — (4111). fEocaen. 
Novo-Mexico. 
