869 INDEX GENERUM MAMMALIUM. 
Name, authority, and date. Type or incluked species, and locdlities. 
Guillinomys Lesson, 1842...... ---- Guillinomys chilensis, Chile. 
Gundi (‘Fiscuer’) LamasTE, 1881... A common name for Ctenodactylus, erroneously 
credited to Fischer as a genus. 
Gyrignophus AMEGHINO, 1891....... Gyrignophus complicatus, southern Patagonia. 
Habrocoma WAGNER, 1842.......... Emendation of Abrocoma Waterhouse, 1837. 
Houtia AGAssiz. 1642 2252-2 - 2-5 2 Nomen nudum. Native name for Capromys, 
included by Agassiz in a list of genera, without 
reference or mention of species. 
j2ISOdoniSAY2018922 2: 20 M ME Isodon pilorides, Cuba. 
Isothrix?W/AAGNER, 1840---- 5-5. 50 Isothrix bistriata, Rio Guaporé and Rio Negro; 
I. pachyura, Cuyaba; I. pagurus, Borba, 
Brazil. 
Kannabateomys JENTINK, 1891 ...... Dactylomys amblyonyx, Ypanema, Brazil. 
Lasiomys BuRMEISTER, 1854......... Lasiomys hirsutus, Maracaibo, Venezuela. 
Lasiuromys DEVILLE, 1852.......... Lasiuromys villosus, Ucayali River, Peru. 
Lomomys AMEGHINO, 1891.......... Lomomys evexus, southern Patagonia. 
Loncheres JuLigEr, 1811....-...--.- Loncheres paleacea, Brazil; Hystrix chryswros 
(= Echimys cristatus, 1817, type), Surinam. 
Lonchetes BiLLBERG,1828........... Emendation of Loncheres Illiger, 1811. 
Lonchophorus Luxp, 1839 .......... Lonchophorus fossilis, Bone caves, Brazil. 
Massoutiera LaTAsTE, 1885 ......... Ctenodactylus mzabi, Ghardaia, Algeria. 
Mastonotus WESMAEL, 1841......... Mastonotus popelairi (—.Mus coypus), South 
America. (See Myocastor.) 
Matyoscor AMEGHINO, 1902 ......... Matyoscor perditus, Tarija Valley, Bolivia. 
Mesomys WAGNER, 1845..--....--.- Mesomys ecaudatus, Borba, Amazonas, Brazil. 
Morenella PAUMER, 1908 ............ New name for Morenia Ameghino, 1886. 
T Morenia AMEGHINO, 1886.......... Moreniaelephantina, Argentina. (See Morenella. ) 
Myocastor KERR, 1792..-........--- Mus ( Myocastor) coypus (type), Chile; Mus ( M.) 
zibethicus, Canada. 
Myopotamus GrEOFFROY, 1805........ Myopotamus bonariensis, Buenos Aires, Argen- 
tina. (See Myocastor). 
Mysateles Lesson, 1842............. Mysateles poeppingii (— Capromys prehensilis), 
Cuba. 
Nelomys JOURDAN, 1837 .........-.. Nelomys blainvillii, near Bahia, Brazil. 
[Nelomys LuND, 184122225. — Echimys antricola, E. sulcidens, Bone caves, 
Brazil. (See Thrichomys.) 
T Neoctodon THomas, 1902 .......... Neoctodon simonsi, Potosi, Bolivia. (See Octo- 
dontomys. ) 
Neoreomys AMEGHINO, 1887......... Neoreomys australis, N. indivisus, N. decisus, 
southern Patagonia. : 
Octodon BENNETT, 18322. 22-2 se Octodon cumingii, Chile. 
Octodontomys PaumeER, 1903......... New name for Neoctodon 'Thomas, 1902. 
Olenopsis AMEGHINO, 1889.......... Olenopsis uncinus, Rio Santa Cruz, Patagonia. 
““Ondatra IuInkK, 31 (90.22 ss oes Mus coypus, Chile; Castor zibethicus, eastern 
Canada. (See Myocastor). 
Orthomys AMEGHINO, 1881.......... Orthomys dentatus, Rio de La Plata, Argentina. 
Orycteromys (* BLAINVILLE!) AGassiz, Used by Blainville in 1826, only in the French 
1842. form ‘Oryctérome,’ for the genus described 
as Ctenomys. (See Orycteromys, p. 853.) 
Paranomys (ScALABRINI MS.) Awk- Paranomys typicus, Paraná, Argentina. 
GHINO, 1889. 
Pectinator BuyvtH.(S8o0see= see ener . Pectinator spekei, East Africa. 
Pellegrina GREGORIO, 1886.......... Pellegrina panormensis, Monte Pellegrino, Sicily. 
