Generic and Family Names of Rodents. 267 



Ictidomys J. A. Allen, 1877... Spermophilus tereticaudus, S. mexi- 



canus, S. 13-lineatus (type), S. frank- 

 lini. 



Lagomys Storr, 1780 "An unnatural and undefined com 

 bination of forms with squat bodies 

 [including 24 species], but typified 

 by species of Arctomys." Gill, 

 f Laria Gray, 1867 Sciurus insignis. 



Leithia 1 Lydekker, 1896 Myoxus melitensis. 



Lipura Illiger, 1811 Hyrax hudsonius. 



Macroxus Cuvier, 1823 Le guerlinguet et le toupaye. 



* Marmota Blumenbach, 1779. . . Marmota alpina, M. cricetus, M. lein- 



mus, M. typhlus, M. capensis." 



Meniscomys Cope, 1878 Meniscomys hippodus, M. multiplicatus. 



Microsciurus J. A. Allen, 1895. Sciurus (Microsciurus) alfari. 



Monax Warden, 1819 Monax missouriensis (= Cynomys lu- 



dovicianus). 



NannosciurusTrouessart, 1880. Sciurus melanotis, S. exilis. 



Neosciurus Trouessart, 1880. . . Sciurus carolinensis (type), S. arizo- 



nensis, S. griseoflavus, S. aberti, S. 

 fossor. 



Otocolobus Brandt, 1844 Synonym of Colobotis (?). 



Otospermophilus Brandt, 1844. Spermophilus beecheyi. 



Palseosciurus Pomel, 1854 Sciurus (Palseosciurus)-feignouxii,S.(P.) 



chalaniati. 



Falmista Gray, 1867 Sciurus palmarum, S. penicillatus, S. 



layardii, S. sublineatus. 



Parasciurus Trouessart, 1880. . . Sciurus niger. 



Paraxerus Forsyth Major, 1893. Xerus cepapi, X. palliatus, X. pyrro- 



pus, X. congicus, X. lemniscatus, 

 X. Isabella, X. boehmi. 



Petaurista Link, 1795 Sciurus volucella, S. volans, S. hudso 

 nius, S. petaurista (type), S. sagitta. 



Plesiarctomys Bravard, 1848-' 52. Plesiarctomys gervaisii. 



Plesispermophilus Filhol, 1883. . . Plesispermophilus angustidens. 



Protoxerus Forsyth Major, 1893. Sciurus stangeri, S. ebii, S. aubinnii. 



Pteromys G. Cuvier, 1800. Sciurus volans, S. petaurista. 



Pterotix Rafinesque, 1815. . .. Nomen nudum. 



Ratufa Gray, 1867 Sciurus indicus. 



Rheithrosciurus 3 Gray, 1867. . Sciurus macrotis. 



Rhinosciurus Gray, 1843 Rhinosciurus tupaioides. 



1 This genus is only provisionally referred to the Sciuridse. Lydekker 

 has recently suggested a special family, Leithiidas, for it. 



2 From the 7th edition of the Handbuch d. Naturgeschichte, 1803. The 

 first edition, 1779, not seen. 



3 Emended to Rhithrosciurus (Lydekker, 1891). 



