640 INDEX GENERUM MAMMALIUM. 
Spermosciurus—Continued. 
S. congicus Kuhl, from the Congo region; S. persicus Gmelin, from Persia; 
S. anomalus Gueldenstaedt, from Georgia; ? S. getulus Linn:eus, from northern 
Africa; S. marabatus Lesson, S. simplex Lesson, and s. prestigiator Lesson, from 
Senegal. 
In 1842 the subgenus contained only 13 species, S. madagascariensis Shaw, from 
Madagascar; S. multicolor Rüppell, from Abyssinia; and S. syriacus Hemprich 
& Ehrenberg, from Syria, being added, while S. ocularis, S. namaquensis, and 
S. marabatus were reduced to synonymy, and £. persicus and S. anomalus omitted. 
Spermosciurus: GT £p, seed; --Sciurus. 
Spheramys AwxEcuiNo, 1887. Glires, Chinchillidee. 
Enum. Sist. Especies Mamif. Fos. Patagonia Austral., p. 15, Dec., 1887. 
Sphxromys AMEGHINO, Act. Acad. Nac. Cien., Córdoba, VI, 169, 1889. 
Type: Sphxramys irruptus Ameghino, from the lower Tertiary of the Rio Santa 
Cruz, southern Patagonia. 
Extinct. 
Spheramys: Opaipa, ball, globe; “0s, mouse. 
Sphzrocephalus (subgenus of Globiocephalus) Gray, 1864. Cete, Delphinidze. 
Proc. Zool. Soe. London, 1864, 244; Cat. Seals & Whales Brit. Mus., 323-326, 
figs. 63-64, 1866 (raised to generic rank). 
Type: Globiocephalus incrassatus Gray, from Bridport, Dorsetshire, England. 
Sphzrocephalus: 6~aipa, ball, globe; Ke~adr, head—in allusion to the shape 
of the head. 
Sphaerocormus FirzixGER, 1871. Edentata, Dasypodidee. 
Sitzungsber. Math.-Nat. Cl., K. Akad. Wiss. Wien., LXIV, pt. 1, pp. 376-382, 
Oct., 1871. 
Sphaerocomus 'TRovEssART, Cat. Mamm., new ed., fasc. v, 1148, 1898 (misprint 
in synonymy ). 
Type: Tolypeutes conurus I. Geoffroy, from the Province of Santa Cruz, Argentina. 
Sphaerocormus: 6paipa, ball, globe; Kopsos, trunk—in allusion to the animal’s 
habit of rolling itself into a ball. 
Spheromys (see Spheramys). Glires, Chinchillidee. 
Sphaeronycteris PrrEns, 1882. Chiroptera, Phyllostomatidee. 
Sitzungsber. K. Preuss. Akad. Wiss., Berlin, Nov., 1882, 988-990, Taf. xvr. . 
Type: Sphaeronycteris toxophyllum Peters, from tropical America. 
Sphaeronycteris: 6paipa, ball, globe; vvKrepts, bat—in allusion to the shape of 
the head. 
Sphalax (see Spalax). Glires, Spalacidee. 
Sphenoccelus Osporn, 1895. Ungulata, Ancylopoda, Chalicotheriidee? 
Bull. Am. Mus. Nat. Hist., N. Y., VII, 75, May 17, 1895; ibid., 98-102, figs. 
12-15, May 20, 1895; Matrnew, ibid., XII, 50, 1899. 
Type: Sphenocelus uintensis Osborn, from the Eocene of the Uinta Basin, north- 
eastern Utah. 
Extinct. Based on the posterior part of a skull. 
Sphenocelus: Gonv, wedge; KotAos, hollow—in allusion to the arrangement of 
the foramina at the base of the sphenoid. 
Sp[h]enodon Lunn, 1839. Edentata, Megalonychide. 
Ann. Sci. Nat. Paris, 2° sér., XI, Zool., 220, Apr., 1839. 
Sphenodon Lunn, ibid., 231; Afhandl. K. Danske Vidensk. Selsk., VIII, 264, 270, 
292, pl. xir, figs. 5-10, 1841. 
Type: Megalonyx minutus Lund, from the bone caves between the Rio das Velhas 
and Rio Paraopeba, Minas Geraés, Brazil (alt. 2,000 ft. ). 
Name preoccupied by Sphenodon Gray, 1831, 2 genus of Chelonia. 
Extinct. Based on an upper jaw. 
