38 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



1900. Sciurus variabilis morulus BANGS, Proc. New England 



zool. club, n, p. 43. September 20, 1900. 

 TYPE LOCALITY. Loma del Leon, Panama. 



Subgenus BAIOSCIURUS Nelson. 1 



1899. Baiosciurus NELSON, Proc. Washington acad. sci., i, p. 

 31. May 9, 1899. Type. Sciurus deppei PETERS. 



* Sciurus deppei Peters. 



1863. Sciurus deppei PETERS, Monatsber. k. preuss. Akad. 



Wissensch. Berlin, p. 654. 

 1885. Sciurus deppei TRUE, Proc. U. S. nat. mus., vii. 



(1884), p. 595. 1885. 

 TYPE LOCALITY. Papantla, State of Yera Cruz, Mexico. 



Sciurus negligens Nelson. 



1898. Sciurus negligens NELSON, Proc. biol. soc. Washing- 

 ton, xii, p. 147. June 3, 1898. 

 TYPE LOCALITY. Alta Mira, State of Tamaulipas, Mexico. 



Subgenus MICROSCIURLTS Allen. 



1895. Microsciurus ALLEN, Bull. Amer. mus. nat. hist., vii, 

 p. 332. November 8, 1895. Type. 'Sciurus alfari ALLEN. 



Sciurus alfari Allen. 



1895. Sciurus (Microsciurus) alfari ALLEN, Bull. Amer. mus. 



nat. hist, vii, p. 333. November 8, 1895. 

 TYPE LOCALITY. Jimenez, Costa Rica. 



1 Revised by Nelson, Proc. Washington acad. sci., I, pp. 101-105. May 9, 1899. 



