Generic and Family Names of Rodents. 247 



Cardiatherium Ameghino, 1883 . . Cardiaiherium doeringi. 



t Cardiodon Ameghino, 1885 Cardiodon marshii, C. leidyi. (See Eu- 



cardiodon.) 



* Cardiodas Bravard, 1857 Cardiodus waterhousii, C. medius, C. 



minus, C. duhius. 



Cardiomys Ameghino, 1885 Cardiomys cavinus. 



Cavia Pallas, 1766 . Cavia cobaya. 



Caviodon Ameghino, 1885 Caviodon muUipUcatus. 



t Ceratodon AVagler, 1830 Emended form for Kerodon. 



Cerodon Wagler, 1830 Emended form for Kerodon. 



Cobaya Cuvier, 1817 Cavia cobaya. 



Controcavia Burmeister, 1885 .... Controcavia matercula. 



Dlocartherium Ameghino, 1888: . Diocartherium australe. 



Dolichotis Desmarest, 1819 . . . Cavia patachonica. 



Eucardiodon Ameghino, 1891 . . . New name for Cardiodon. 



Galea Meyen, 1833 Galea musteloides. 



Hydrochaerus Brisson, 1762. . . Sus hydrochoeris. 



Kerodon F. Cuvier, 1823 The * Moco ' of Geoffroy. 



Mara D'Orbigny, 1829 Dolichotis patagonica. 



Microcavia Gervais & Ameghino, Microcavia typus, M. robusta, M. inter- 

 1880. media, M. duhia. 



Neoprocavia Ameghino, 1889 .... New name for Procavia Ameghino. 



Oromys Leidy, 1 853 Oromys sesopi. 



Orthomyctera Ameghino, 1889 . . . Cavia rigens, Orthomyctera vaga, Doli- 

 chotis lacunosa, Orthomyctera lata. 



Falseocavia Ameghino, 1889. Cavia impar, C. avita, Palseocavia pam- 



paea, P. minuta. 



Phugatherium Ameghino, 1887 . . Phugatherium cataclisticum. 



Plexochoerus Ameghino, 1886 .... Hydrochcerus paranensis. 



Prea Liais, 1872 New name for Cavia. (Preferred by 



Liais because native name.) 



Procardiatherium Ameghino, 1885 Procardiatherium simplicidens. 

 t Procavia Ameghino, 1885 Procavia mesopoiamica. (See Neopro- 

 cavia.) 



Scavia Blumenbach, 1802 Modified form of Cavia. 



Strata Ameghino, 1886 Strata elevata. 



CHINCHILLID^. 



Chinchi llidae Bennett, Proc. Zool. Soc. London, 1833, p. 58. 

 X Eriomyidae Burmeister, Syst. Uebersicht Thiere Brasil. , I, p. 188, 1854. 

 J Lagostomidae "Bonaparte, Synopsis Vert. Syst., 1837." 

 Viscachideae Lesson, Nouv. Tableau Regne Animal, Mamm., p. 104, 

 1842. 



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



- Briaromys Ameghino, 1889 Briaromys trouessartianus. 



Callomys D'Orbigny & Geoffroy, Callomys viscacia, Mus laniger, Cal- 

 1830. lomys aureus. 



