1915.] Allen, Review of the South American Sereda: 191 
Microsciurus alfari alfari Allen. 
Sciurus (Microsciurus) alfari ALLEN, Bull. Amer. Mus. Nat. Hist., VII, Dy 33, 
Nov. 8, 1895. 
Sciurus alfari Neuson, Proc. Washington Acad. Sci., I, p. 105, pl. i, fig. 6, pl. ii, 
fig. 2, May 9, 1899. Type skull figured. 
Microsciurus alfari Miuumr, Bull. 79, U.S. Nat. Mus., p. 338, 1912. 
Microsciurus alfari alfart ALLEN, Bull. Amer. Mus. Nat. Hist., XX XIII, p. 149, 
Feb. 26, 1914. 
Type locality.— Volean de Turrialba, near Jiménez, Costa Rica. 
Geographic distribution — Known only from central Costa Rica. 
Microsciurus alfari venustulus Goldman. 
Microsciurus alfart venustulus GOLDMAN, Smithson. Misc. Coll., LVI, No. 36, 
p. 4, Feb. 19, 1912.— Miuuer, Bull. 79, U. S. Nat. Mus., p. 338, 1912.— Aen, 
Bull. Amer. Mus. Nat. Hist., XX XIII, p. 150, Feb. 26, 1914. 
Type locality — Gatun, Canal Zone, Panama. 
Geographic distributton.— Known only from the Canal Zone, Panama. 
Microsciurus alfari browni Bangs. 
Sciurus (Microsciurus) brownt Banas, Bull. Mus. Comp. Zooél., XX XIX, p. 24, 
April, 1902. 
Microsciurus brownt Mi1uLuER, Bull. 79, U.S. Nat. Mus. 4) p. 388, 1912. 
Microsciurus alfari brownt ALLEN, Bull. Amer. Mus. Nat. Hist., XX XIII, p. 151, 
Feb. 26, 1914. 
Type locality — Bogabo, Chiriqui, Panama; altitude 600 feet. 
Geographic distribution.— Known only from the type locality. 
Microsciurus boquetensis Nelson. 
Sciurus (Microsciurus) boquetensis Netuson, Proc. Biol. Soc. Washington, XVI, 
p. 121, Sept. 30, 1908. 
Microsciurus boquetensis MILLER, Bull. 79, U. S. Nat. Mus., p. 338, 1912.— ALLEN, 
Bull. Amer. Mus. Nat. Hist., XX XIII, p. 151, Feb. 26, 1914. 
—? Sciurus rufoniger pene Proce. Zool. Soc. London, 1878, p. 669. Veragua, 
Panama. Not S. rufoniger Gray, 1842, nor of Allen, 1877. 
Type locality.— Boquete, Chiriqui, Panama; altitude 6000 feet. 
Geographic distribution.— Known only from the type locality. 
