248 Palmer — Generic and Family Names of Rodents. 



Chinchilla Bennett, 1829 Mus laniger. 



ColposleiJima Amegh'ino, 1891.... Colposteinma slnuata. 

 -f Epiblema Ameghino, 1886 Epiblemahorridula. {See Neoepiblemn.) 



flriomys Lichtenstein, 1829.... Eriomys chinchilla. 



Eiip}itlu.i! Aniegliino, 1889 Eaphilus amhrosdtianas, E. kurlzii. 



Gyriahrus Aniegliino, 1891 Gyriahrus glut'matus. 



Lagidium Meyen, 1833 Lagidium peruanum. 



Lagostomus Brooke.s, 1829 .... Lagostomus trichodactylus. 

 f Lagotis Bennett, 1833 Lagotis cuvieri. 



Megamys D'Orb. & Laurillurd, 1842 . Megamys patagonensis. 



Neoepiblema Ameghino, 1889. . . . New name for Epiblema Ameghino. 



Ferimys Ameghino, 1887 Periinys erutus, P. onustus. 



Pliolagostomus Ameghino, 1887. . Pliolagostomus notatus. 



Potamarchus Burmeister, 1885.. . PotamarcUus murinus. 



Prolagostomus Anieghino, \SS7 . . Prolagostomus p^isillus, P. divisus, P. 



profluens, P. imperialis. 



Scotaeumys Ameghino, 1887 Scotaeumi/s imminntus. 



Sphxramys Ameghino, 1887 Sphxramys irrupfus. 



Sphiggomys Ameghino, 1887 .... Sphiggomys zonatus. 



Sphodromys Ameghino, 1887. . . . Sphodromy.'i scalaris. 



Strophodephanos Ameghino, 1891. Strophostephanos ihcringii. 



Tetrastylus Ameghino, 1886 Megamys? laevigatus. 



Vizcacia^ Schinz, 1824 (?) Vizcacia pamparmn. 



DASYPROCTIDiE. 



Agoutidae Gray, London INIedical Repository, XV, p. 304, April 1, 1821. 

 J Chloromina Gervais, in D'Orbigny's Diet. Univ. d'Hi.st. Nat.. XI, 



p. 204, 1849. 

 J CcBlogenina Gervais, in D'Orbigny's Diet. Univ. d'Hist. Nat., XI 



p. 204, 1849. 

 X Ccelogenyidae Burmeister, Syst. Uebers. Thiere Brasil., I, p. 227, 1854. 

 Dasyporcina Gray, Thomson's Ann. Philos., XXVI, p. 341, Nov., 1825. 

 Dasyproctina Gray, List Spec. Mamm. Brit. Mus., pp. xxv, 124, 1843. 

 Dasyproctidae Bonaparte, Conspectus Syst. Mastozoologite, 1850. 



Name, .authority, .and date. Type or included .species. 



Agouti Lacepede, 1801 Agouti paca (= Mus paca Linnseus). 



Cloromis F. Cuvier, 1812 Includes the agoutis. 



Coelogenus ^ F. Cuvier, 1807. . . Coelogenus subniger, C. fulvus. 



Cutia Liais, 1872 New name for Dasyi^rocta Illiger. 



Dasyprocta Illiger, LSll Cavia aguti, C. acuschy. 



Genysccelus Liais, 1872 Emended form for Coelogenus. 



Osteopera Harlan, 1825 Osteopera platycephala. 



Paca Fischer, 1814 Paca maculata (= Cavia paca). 



Platypyga Illiger, 1811 (?) 



^ Viscacia Rafinesqne, 1815 (nomen nudum), Rengger, 1830. 

 '"^ Cpelogenus (Griffith, 1827); Caelogenys (Agassiz, 1846) ; Coelogenys 

 (Illiger, 1811) ; Genysccelus (Liais, 1872). 



