Trioliys, Steiromys, Acaremys. 
619 
lipura, Giinther, P. Z. S., 1876, p. 739, !• Boineo. 
pl. 71 et p. 740, 741, fig. 2, 2a; Hose, 
Mam. Born., 1893, p. 61. 
Gilntheri, Thomas, P. Z. S., 1889, p. 235. » 
inactura, p., Gerv. (uecL.), Voy. Boiiite, 
1841, p. 60 (exci, syn.), pl. XI, fig. 4—6 
(nec p. 62); Mam. I, p. 333— 334 (exci. 
• syn.). 
Familia XIX. Coendidae. 
Erethizidae, Tliomas, 1896; Cercolahidae, Amegli., 1894. 
Subfam. 1. Coendinae. 
699. t Steiromys, Ameghino, 
3785. t detentus, Amegh., Enum. Syst. Mam. fos., 
1887, p. 9; Mam. Fos., 1889, p. 129, 
pl. IV, fig. 30—35 et pl. V, fig. 1 ; Enum. 
Synopt, 1894, p. 67. 
3786. t duplicatus, Amegh., Enum. Sys., 1887, 
p. 10; Mam. Fos., 1889. p. 129; Revist. 
Avgent., 1891, p. 244. 
1887. 
fEocaen. America 
merid., Patagonia. 
fEocaen. Patagonia. 
700. t Acaremys, Amegh., 1887. 
3787 t murinus, Amegh., Eu. Sys., 1887, p. 9; -j-Eocaen. Patagonia. 
Mam. Fos., 1889, p. 125, pl.IV, fig. 20. 
3788. t messor, Am., Mam. Fos., 1889, p. 126, fEocaen. Patagonia. 
pl. IV, fig. 21. 
3789. t minutus, Am., En. Sys., 1887, p. 9; fEocaen. Patagonia. 
' Mam. Fos., 1889, p. 126, pl. IV, fig. 22, 23. 
3790. + minutissimus. Am., En. Sys., 1887, p. 9; fEocaen. Patagonia. 
Mam. Fos., 1889, p. 126, pl. IV, fig. 24, 25. 
3791. f karaikensis, Amegh., Rev. Argent., 1891, fEocaen. Patagonia. 
p. 299. 
3792. f tricarinatus, Am., Enum. Synopt., 1894, fEocaen. Patagonia. 
p. 68. 
