264 Palmer Generic and Family Names of Rodents. 



Gundi ('Fischer') Lataste, 1881 A common name for Ctenodactylus, 



erroneously credited to Fischer as 

 a genus. 



Gyrignophus Ameghino, 1891 . . . Gyrignophus complicatus. 



Habrocoma Wagner, 1842 Emended form for Abrocoma. 



Houtia Agassiz, 1842 Nomen nudum. Native name for 



Capromys, included by Agassiz in 

 list of genera, without reference or 

 mention of species, 

 f Isodon Say, 1822 Isodon pilorides. 



Isothrix Wagner, 1845 Isothrix bistriata, I. pachyura, I. pa- 

 gurus. 



Kannabateomys Jentink, 1891 Dactylomys ambtyonyx. 



Lasiomys Burmeister, 1854. . . . Lasiomys hirsutus. 



Lasiuromys Deville, 1852 Lasiuromys villosus. 



Lomomys Ameghino, 1891 Lomomys evexus. 



Loncheres 1 Illiger, 1811 Loncheres paleacea, Hystrix chrysuros. 



Lonchophorus Lund, 1839 Lonchophorus fossilis. 



Massoutiera Lataste, 1885 Ctenodactylus mzabi. 



Mastonotus Wesmael, 1841. . . . Mastonotus popelairi (=Mus coypus.) 



Mesomya Wagner, 1845 Mesomys ecaudatus. 



Morenia Ameghino, 1886. Morenia elephantina. 



Myocastor Kerr, 1792 Mus (Myocastor) coypus (type), Mus 



(M.) zibethicus. 



Myopotamus Geoffrey, 1805. . . Myopotamus bonariensis. 



Mysateles Lesson, 1842 Mysateles poeppingii (= Capromys 



prehensilis). 



Nelomys Joiirdan, 1837 Echimys cristatus. 



f Nelomys Lund, 1841 Echimys antricola, E. sulcidens. (See 



Thrichomys.) 



Neoreomys Ameghino, 1887 Neoreomys austral! s, N. indivisus, A T . 



dedans*. 



Octodon Bennett, 1832 Octodon cumingii. 



Olenopsis Ameghino, 1889 Olenopsis uncinus. 



* Ondatra Link, 1795 Mus coypus, Castor zibethicus. 



Orthomys Ameghino, 1881 Orthomys dentatus. 



Orycteromys('Blainville')Agas- Used by Blainville in 1826, only in 

 siz, 1842. the French form Orycterome,for the 



genus described as Ctenomys. (See 

 Orycteromys, p. 256.) 



Paranomys (Scalabrini MS.) Ame 

 ghino, 1889. -. Paranomys typicus. 



Pectinator Blyth, 1856 Pectinator spekei. 



Pdlegrina Gregorio, 1886 Pellegrina panormensis. 



Petromus A. Smith, 1831 Petromus typicus. 



Phtoramys Ameghino, 1887. ... Phtoramys homogenidens. 



1 Emended to Loncherites (London Encyclopcedia, 1845). 



