RHOGEÉSSA—RHYNCHOMYS. 609 
Rhogeéssa—Continued. 
Rhogéessa MAnscHALL, Nomenclator Zool., Mamm., 11, 1873; Trourssart, Rev. 
et Mag. Zool., 3* sér., VI, 242, 1878. 
Species: Rhogeéssa parvula H. Allen, from the Tres Marias Islands; and R. tumida 
H. Allen (type), from Mirador, Vera Cruz, Mexico. 
Rhombomys WacNEn, 1841. Glires, Muridze, Gerbilline. 
Gelehrte Anzeiger, K. Bayer. Akad. Wiss., München, XII, No. 52, p. 421, Mar. 
13, 1841; ibid., No. 53, pp. 429-480, Mar. 16, 1841; ibid., No. 54, pp. 433-434, 
Mar. 17, 1841; Wiegmann's Archiv Naturgesch., VII, pt. 1, 129-132, 1841; 
Suppl. Schreber’s Sáugthiere, III, 485, 1843. 
Type: Rhombomys pallidus Wagner, from southeastern Russia. 
Rhombomys: óóufjos, rhomb, lozenge; “0s, mouse—in allusion to the upper 
molars; ‘‘Molarium Jamin:e obtuse rhomboide:e, medio dilatatze." (WAGNER, 
l. c., 1843.) 
Rhynchippus AMEGHINO, 1897. Ungulata, Litopterna, Notohippidee. 
-La Argentina al través de las Ultimas Epocas Geológicas, 15, 16, 17, 19 (2 text 
figs.), 1897; Bol. Inst. Geog. Argentino, X VIII, 462—464, figs. 48-51, Oct. 6, 1897. 
Species: Rhynchippus equinus Ameghino, and R. pumilus Ameghino, from the 
‘Cretaceous’ of Patagonia. 
Extinct. 
Rhynchippus: pbyxos, muzzle, nose; zzz, horse. 
Rhynchocetus (‘ Escuricut’) Manscnarr, 1873. Cete, Physeteride. 
ManscHaALL, Nomenclator Zool., Mamm., 11, 1873. 
Given by Marschall as a genus (** = Delphini edentuli Schlegel"), but used as a 
family, Rhynchoceti, by Eschricht in 1849 (K. Danske Vidensk. Selsk. Nat. & 
Math. Skrifter, Kjóbenhavn, 5te Rzekke, I, 98). 
Rhynchocetus: pUy xos, muzzle, snout; «?jroc, whale. 
Rhynchocyon Perrers, 1847. : Insectivora, Macroscelididee. 
Bericht und Verhandl. K. Preuss. Akad. Wiss., Berlin, Feb., 1847, 36-37. 
Rhyncodon ALLEN, Visitor's Guide Coll. Mamm. Am. Mus. Nat. Hist., N. Y., 34, 
1892 (misprint). 
Type: Rhynchocyon cirnei Peters, from Mozambique, southeastern Africa. 
Rhynchocyon: ply xoc, snout; «ocv, dog—in allusion to the prolonged snout, 
which forms a conspicuous proboscis. 
Rhynchocyon (subgenus of Pteropus) GisreL, 1848. Chiroptera, Pteropodidee. 
Naturgesch. Thierreichs für hóhere Schulen, p. ix, 1848 (under Macroglossus). 
New name for Macroglossus Schinz, 1824, which is preoccupied by Macroglossum 
Scopoli, 1777, a genus of Lepidoptera. 
Name preoccupied by Rhynchocyon Peters, 1847, a genus of Insectivora. See 
Kiodotus Blyth, 1840. 
Rhynchocyon: oy xos, snout; KUe@r, dog. 
Rhynchogale Tromas, 1894. Feree, Viverridz. 
Proe. Zool. Soc. London, June 1, 1894, 159. 
New name for Rhinogale Gray, 1864, which is preoceupied by Rhinogale Gloger, 
1841, a genus of Mustelidee. 
thyncogale: oy yos, snout; yadr, weasel. 
55 4 
Rhynchomys Tromas, 1895. Glires, Muridze, Rhynchomyine. 
Ann. & Mag. Nat. Hist., 6th ser., XVI, 160, Aug., 1895; Trans. Zool. Soc. Lon- 
don, XIV, pt. vr, 396-399, pls. xxx1 fig. 2, xxxv figs. 7, 10, June, 1898. 
Type: Rhynchomys soricoides Thomas, from Monte Data (alt. 8,000 ft.), northern 
Luzon, Philippine Islands. 

Rhynchomys: ptbyyxos, snout; 0s, mouse—from the ‘enormously elongated 
muzzle.’ 
1591—No. 23—03 

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