SCIURUS. 73 



141. Sciurus collisei Richardson. 



Sciiirus collicei Rich., Voy. Blossom, Zool., 1839, p. 8. Elhot, 

 Mamm. Middle Amer. & W. Indies, F. C. M. Pub., iv, Pt. i, 

 1904, p. 121. Zool. Ser. 

 Sciurus hypopyrrhus Alston, Proc. Zool. Soc, 1878, p. 662. (Part.) 

 Collie's Squirrel. 



Type locality. San Bias, Territorio de Tepic, Mexico. 

 Geogr. Distr. From northern border of Territorio de Tepic to 

 Bay of Banderas, State of Jalisco, Mexico, below 2,500 feet. 



a. Sciurus collicei nuchalis Nelson. 



Sciurus. collicsi nuchalis Nelson, Proc. Wash. Acad. Scien., i, 

 1899, p. 59. Elliot, Mamm. Middle Amer. & W. Indies, 

 F. C. M. Pub., IV, Pt. I, 1904, p. 122. Zool. Ser. 

 Manzanillo Squirrel. 



Type locality. Manzanillo, State of Colima, Mexico. 

 Geogr. Distr. From State of Michoacan to Bay of Banderas, 

 State of Jalisco, and inland to mountains near San Sebastian in the 

 same state, below 3,000 feet. 



142. Sciurus sinaloensis Nelson. 



Sciurus sinaloensis Nelson, Proc. Wash. Acad. Scien., i, 1899, 

 p. 60. Elliot, Mamm. Middle Amer. & W. Indies, F. C. M. 

 Pub., IV, Pt. I, 1904, p. 122. Zool. Ser. 



SiNALOA SqUJRREL. 



Type locality. Mazatlan, State of Sinaloa, Mexico. 

 Geogr. Distr. Southern and central parts of the State of Sin- 

 aloa, Mexico, below 2,500 feet. 



143. Sciurus truii Nelson. 



Sciurus truei Nelson, Proc. Wash. Acad. Scien., i, 1899, p. 61. 



Sciurus truii Elliot, Mamm. Middle Amer. & W. Indies, F. C. M, 

 Pub., IV, Pt. I, 1904, p. 123. Zool. Ser. 

 True's Squirrel. 



Type locality. Camoa, Rio Mayo, State of Sonora, Mexico. 



Geogr. Distr. Southwestern part of the State of Sonora, and 

 northern portion of the State of Sinaloa, Mexico. 



144. Sciurus socialis Wagner. 



Sciurus socialis Wagn., Abh. Math.-Phys. CI. K. Bayer Akad. 

 Wiss. Miinchen, 11, 1837, PP- 501-7. pl- v. Elliot, Middle 

 Amer. & W. Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 123. 

 Zool. Ser. 



Sciurus aureigaster Allen, Mon. N. Am. Rod., 1877, p. 750. (Part.) 



