RODENTIA: SCIURIDAE 241 



1829. (Binomial published at end of work only, vol. 7, table generale et 

 methodique, p. 4, 1842.) 

 1831. Sciurus leucogaster F. Cuvier, Supplement a l'histoire naturelle . . . de 

 Buffon, . . . , vol. 1 (mammiferes), p. 300. (Regarded as a synonym of 

 aureogaster by Osgood, Journ. Mamm., vol. 2, No. 1, p. 39, Aug. 19, 1921.) 

 1838. Sc[iurus] aureogaster Lesson, Complements de Buffon, . . . , Paris, 



p. 468, footnote. 

 1884. Sciurus aureogaster True, Proc. U. S. Nat. Mus., vol. 7, ( App., Circ. 29) , 



p. 595, Nov. 29, 1884. (Part.) 

 Type Locality. — "California." (Really eastern Mexico; specimens from Alta- 

 mira, Tamaulipas, Mexico, regarded as typical. See Nelson, Proc. Washington 

 Acad. Sci., vol. 1, p. 38, May 9, 1899.) Range. — Arid tropical lowlands and 

 adjacent mountains of southern Tamaulipas, northern Veracruz, eastern San Luis 

 Potosi, eastern Queretaro and Puebla, northeastern Hidalgo, and thence south to 

 border of Humid Tropical Zone in central Veracruz, and northern side of Isthmus 

 of Tehuantepec in Oaxaca. Usually below 4,000 feet altitude, but sporadically 

 up to over 8,000 feet in Hidalgo and Queretaro. Recorded also from Nuevo Leon 

 (Hooper, Journ. Mamm., vol. 28, No. 1, p. 44, Feb. 17, 1947) . 



Sciurus aureogaster hypopyrrhus Wagler* 



1831. Sciurus hypopyrrhus Wagler, Isis von Oken, 1831, p. 510. (Regarded 

 as identical ivith aureogaster by Kelson, Univ. Kansas. Publ. Mus. Nat. Hist., 

 vol. 5, No. 17, p. 249, Apr. 10, 1952.) 

 1884. Sciurus hypopyrrhus True, Proc. U. S. Nat. Mus., vol. 7 (App., Circ. 29) , 



p. 595, Nov. 29, 1884. (Part.) 

 1899. Sciurus aureogaster hypopyrrhus Nelson, Proc. Washington Acad. Sci., 



vol. 1, p. 42, May 9, 1899. 

 Type Locality. — Mexico, probably in Veracruz. Range. — Humid tropical 

 forests of southern Veracruz, adjacent parts of extreme southeastern Oaxaca, 

 Tabasco, eastern Chiapas, and perhaps extreme northwestern Guatemala, below 

 4,000 feet. 



Sciurus aureogaster frumentor Nelsonf * 



1898. Sciurus aureogaster frumentor Nelson, Proc. Biol. Soc. Washington, 

 vol. 12, p. 154, June 3, 1898. (See Davis, Journ. Mamm., vol. 25, No. 4, p, 

 384, Dec. 12, 1944.) 

 Type Locality. — Las Vigas, Veracruz, Mexico. Range. — Mixed pine and oak 

 forests of Upper Austral Zone on east and north base of Cofre de Perote and ad- 

 jacent eastern slope of Cordillera near Las Vigas, Veracruz. Vertical range, 

 6,000 to 8,000 feet. 



Sciurus poliopus poliopus Fitzinger* 



1867. [Sciurus variegatus] poliopus Fitzinger, Sitzb. Akad. Wiss. Wien, vol. 

 55, Abth. 1, p. 478, March 1867. 



1898. Sciurus wagneri J. A. Allen, Bull. Amer. Mus. Nat. Hist., vol. 10, p. 453, 

 Nov. 10, 1898. (Substitute for the preoccupied albipes Wagner and varius 

 Wagner.) 



1899. Sciurus poliopus Nelson, Proc. Washington Acad. Sci., vol. 1, p. 46, 

 May 9, 1899. 



