38 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
1900. Sciurus variabilis morulus Bangs, Proc. New England 
zool. club, II, p. 43. • September 20, 1900. 
Type locality". — Loma del Leon, Panama. 
Subo;enus Baiosciurus Nelson.^ 
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 Vera 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 Microsciurus Allen. 
1895. Microsciurus Allen, Bull. Amer. mus. nat. hist., vii, 
p. 332. November 8, 1895. Type. — Sciurj.is alfari Allen. 
Sciurus alfari Allen. 
1895. Sciurus {Microsciurus) 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., Ij pp. 101-105. May 9, 1899. 
