262 Palmer Generic and Family Names of Rodents. 



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



Myospalax Blyth, 1846 Georychus fuscocapillus. 



Myotalpa Kerr, 1792 Mus talpinus, M. capensis, M. mari- 



timus, M. aspalax, Myotalpatypbla. 

 Siphneus Brants, 1827 Mus aspalax. 



OCHOTONIDAE. 



J Lagidae SCHULZE, Helios, XIV, p. 82, 1897. 



JLagomina GRAY, Thomson's Ann. Philos., XXVI, p. 341, Nov., 1825. 



J Lagomyidae LILLJEBORG, Syst. Ofvers. Gnag. Diiggdjuren, pp. 9, 58, 1866. 



Ochotonidae THOMAS, Proc. Zool. Soc. London, 1896, p. 1026 (1897). 



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



Abra Gray, 1863 Lagomys curzonise. 



* Amphilagus Pomel, 1854 Amphilagus antiquus. 



* Lagodus Pomel, 1854 Lagodus picoides. 



f Lagomys G. Cuvier, 1800 Le pika (Lepus alpinus). 



Lagopsis Schlosser, 1884 Lagomys oeningensis, L. verus. 



* Marunsiomys 1 Croizet, 1853 (?) 



Myolagus Hensel, 1856 Lagomys sardus. 



Ochotona Link, 1795 Lepus pusillus, L.alpinus, L.ochotomi. 



* Pika Lac6pede, 1799 Lepus alpinus. 



* Platyodon Bravard, 1853 Nomen nudum. 



* Prolagus Pomel, 1854 Lagomys sansaniensis. 



Titanomys Meyer, 1843 Titanomys visenoviensis. 



OCTODONTIDJE. 2 



J Aulacodina BONAPARTE, Conspectus Syst. Mastozoologise, 1850. 

 Capromyna GERVAIS, D'Orbigny's Diet. Univ. d'Hist. Nat, XI, p. 204, 

 1849. 



1 Emended (?) to Marcuinomys (Croizet, 1859). 



2 Considerable diversity of opinion exists as to the subdivisions of the 

 Octodonts. Some authors arrange the genera in 3, and others in 4 groups. 



Capromyinae : Adelphomys, Aulacodus, Capromys, Discolomys, Eumy- 

 sops, Graphimys, Guillinomys, Gyrignophus, Isodon, Lomomys, Mastonotus, 

 Jlfomiia,Myocastor,Myopotamus, Mys&teles,Neoreomys, Olenopsis, Ondatra, 

 Orthomys, Paranomys, Plagiodontia, Potamys, Pseudoneoreomys, Scleromys, 

 Spaniomys, Stichomys, Triaulacodus, Trihodon (?), and Thryonomys. 



Cteiiodactylinae : Ctenodactylus, Massoutiera, Pectinator, Pellegrina, 

 Petromus, and Ruscinomys (?). 



Echimyinae : Carterodon, Cercomys, Dactylomys, Echimys, Isothrix, 

 Kannabateomys, Lasiomys, Lasiuromys, Loncheres, Lonchophorus, Me- 

 somys, Nelomys Jourdan, Nelomys Lund, Phyllomys, Platythrix, Poeci- 

 lomys, Thrichomys, and Thrinacodus. 



Octodontinae : Abrocoma, Aconaemys, Actenomys, Ctenomys, Den- 

 d robins, Diecelophorus, Dicolpomys, Octodon, Ptitoramys, Pithanotomys, 

 Platxomys, Poaphagomys, Psammoryctes, Schizodon, and Spalacopns. 



