NOETH AMBRICAN RECENT MAMMALS, 227 



t*Sciunis niger limitis (Biiird). % 



1855. Sciurus limitis Baird, Proc. Acad. Nat. Sci. Philadelphia, 

 vol. 7, p. 331. 



1896. Sciurus ludovicianus limitis Bangs, Proc. Biol. Soc. Wash- 

 ington, vol. 10, p. 149. December 28, 1896. 



1907. S[ciurus] n[iger] limitis Osgood, Proc. Biol. Soc. Washing- 

 ton, vol.. 20, p. 47. April 18, 1907. 



Type Locality. — Devil's River, Valverde County, Texas. 



Range. — Western Texas and northeastern Mexico. 



* Sciurus oculatus oculatus Peters. 



1863. Sciurns oculatus Peters, Monatsber. k. preuss. Akad. 

 Wissensch. Berlin, p. 653. 



1890. Sciurus niger melanonotus Thomas, Proc. Zool. Soc. 

 London, p. 73. (Las Vigas, Vera Cruz, Mexico.) 



1898. Sciurus oculatus Nelson, Proc. Biol. Soc. Washington, 

 vol. 12, p. 149. June 3, 1898. 



Type Locality. — Mexico, probably near Las Vigas, Vera Cruz. 



Range. — Pine and oak forests of transition and boreal zones in 

 northern Puebla, western Vera Cruz (Cofre de Perote, Mount 

 Orizaba), Hidalgo, eastern Queretaro, and southeastern San 

 Luis Potosi, Mexico. Altitude, 6,000 to 12,000 feet. 



t*Sciurus oculatus tolucae Nelson. 



1898. Sciurus oculatus tolucse Nelson, Proc. Biol. Soc. Washing- 

 ton, vol. 12, p. 148. June 3, 1898. 



Type Locality.— North slope of the Volcano of Toluca, State of 

 Mexico, Mexico. 



Range. — Pine and oak forests of transition and boreal zones on 

 table-land slope of the Sien'a Madre in the State of Mexico, 

 from the Volcano of Toluca north to border of Michoacan; also 

 arid mountains of southern and western Queretaro, central and 

 eastern Guanajuato, and southern San Luis Potosi, Mexico. 

 Altitude, 7,500 to 12,000 feet. 



t*Sciurus alleni Nelson. 



1898. Sciurus alleni Nelson, Proc. Biol. Soc. Wasliington, vol. 

 12, p. 147. June 3, 1898. 



Type Locality. — Monterey, Nuevo Leon, Mexico. 



Range. — Open pecan and other forests of lower Sonoran zone 

 near ^Monterey, Nuevo Leon, extending up to oak and pine 

 forests of transition zone near Victoria and Miquihuana, 

 Tamaulipas, Mexico. Altitude, 2,000 to 8,500 feet. 



