608 INDEX GENERUM MAMMALIUM. 
Rhinostodes—Continued. 
Extinct. Based on ‘un seul fragment de téte . . . c'est la partie moyenne d'un 
rostre extrémement mutilé. 
Rhinostodes: oiv, file (also a shark); 667@6ys, like bone, bony. 
Rhinosus (subgenus of Sus) Hrupr, 1894. Ungulata, Artiodactyla, Suidee. 
Mém. Hist. Nat. Empire Chinois, II, pt. 4, pp. 213 footnote, 222, pl. xu figs. 1, 2, 
5, 1894 (provisional name ). d 
Species, 3: Sus barbatus Müller & Schlegel, from Borneo; 5. longirostris Nehring, 
from southeastern Borneo; and &. calamianensis Heude (tvpe), from the Cala- 
mian Islands, Philippines. 
Rhinosus: pts, pivósc, nose; +-Sus. 
Rhinozolis GroaEnR, 1841. Ferze, Mustelidee. 
Hand- u. Hilfsbuch Naturgesch., I, 58, 1841; THomas, Ann. & Mag. Nat. Hist., 
6th ser., XV, 190, Feb. 1, 1895. 
New name for Thiosmus Lichtenstein, 1838. On p. xxix Ozolictis, instead of 
Rhinozolis, is given as a new name for T'hiosmus. Ozolictis was afterwards 
substituted for Ictonyx (p. 76). 
Rhinozolis: Ais, Hivos, nose; OCoAtc, strong smelling—in allusion to the animal’s 
strong and characteristic odor. 
Rhipidomys (subg. of Hesperomys) (‘WAGNER’) Tscuvpr, 1844. Glires, Muridee. 
Tscuupr, Wiegmann’s Archiv Naturgesch., 1844, I, 252 (‘Wagner, in litt.’); 
Fauna Peruana, Mamm., 183-184, 1845; “Ww INGE, E Museo Lundi, I, 54-57, 
1888 (raised to generic rank). 
Type: Hesperomys leucodactylus Tschudi, from Peru. 
Rhipidomys: piis, pimidos, fan; 0s, mouse. 
Rhithrodon (see Reithrodon). Glires, Murid:e, Cricetine. 
Rhithrodontomys (see Reithrodontomys). Glires, Muridee, Cricetin:e. 
Rhithrosicurus (see Rheithrosciurus). | Glires, Sciuridee. 
Rhizomys Gray, 1831. Glires, Spalacidee. 
Proc. Zool. Soc. London, No. vii, Aug. 5, 1831, 95; Philos. Mag., new ser., X, 
235, 1831. 
Species: Rhizomys sinensis Gray, from China; and R. sumatrensis ( — Mus sumatren- 
sis Raflles), from Sumatra. 
Rhizomys: pita, root; 0s, mouse—in allusion to the animal's habit of feeding 
largely on roots of the bamboo, whence the common name ‘bamboo rat.’ 
Rhizoprion Jourpan, 1861. Cete, Squalodontidee. 
Comptes Rendus, Paris, LIII, No. 22, pp. 959-962, July-Dec., 1861; Ann. Sci. 
Nat., Paris, 4° sér., XVI, Zool., No. 6, pp. 369-372, ‘‘pl. 10, 1861; Revue 
Soc. ic dS Paris, I, 126-128, 1862. 
Type: Rhizoprion bariensis Jourdan, from the Miocene in the vicinity of the vil- 
lage of Bari [Département du Rhóne?], France. 
Extinct. Based ‘ principalement sur une téte presque complete.’ 
Rhizoprion: pila, root; mpt@v, saw—from the flattened, saw-like teeth, the 
molars having two roots, while the premolars have only a single root. 
Rhodanomys Deprrret, 1902. Glires, Muridee, Cricetinze? 
Mém. Soc. Paléont. Suisse, XXIX, 1902 (sep. pp. 69-71, pl. vi figs. 34-38, text 
fig. 4). 
Type: Rhodanomys schlosseri Depéret, from the Oligocene of Pyrimont, Switzerland. 
Extinct. Based on a lower jaw. 
Rhodanomys: Lat. Rhodanus, the river Rhone; 42c, mouse—in allusion to the 
type locality. 
Rhogatherium (see Rhagatherium). Ungulata, Artiodactyla, Anthracotheriide. 
Rhogeéssa Il. ALLEN, 1866. Chiroptera, Vespertilionid:e. 
Proc. Acad. Nat. Sci. Phila., 1866, 285-286; Miter, N. Am. Fauna, No. 13, pp. 
122-129, figs. 37-40, Oct. 16, 1897 (type fixed). 
