MILLER AND REHN: NORTH AMERICAN MAMMALS. 801 
Sciurus aberti concolor True. 
1894. jSciu7V(.s abevti concolor True, Diag^noses of new North 
Araerican mammals, p. 1. April 26,1894. (Reprint: Proc. 
U. S. nat. mus., xvii, p. 241. November 15, 1894.) 
Preoccupied by Sciurus concolor Blyth (Journ. Asiat. soc. Ben¬ 
gal, XXIV, p. 474, 1855) and replaced by S. aberti ferreus True 
(p. 31). 
Sciurus hudsonicus orarius Bangs. 
1897. Sciurus Jiudso7iicus orarius Bangs, Proc. biol. soc. 
Washington, xi, p. 281. December 30, 1897. 
Type locality. — Philo, Mendocino County, California. 
Regarded by Allen (Bull. Amer. mus. nat. hist., x, p. 276, July 
22, 1898) as identical with S. douglasii mollipilosus (p. 34). 
Sciurus niger melanonotus Thomas. 
1890. Sciurus niger melanonotus Thomas, Proc. zool. soc. 
London, p. 73. 
Type locality. — Las Vigas, State of Vera Cruz, Mexico. 
Regarded by Nelson (Proc. Washington acad. sci., i, p. 88, INlay 
9, 1899) as identical with S. oculatas (p. 35). 
Sciurus alstoni Allen. 
1889. Sciurus alstoni Allen, Bull. Amer. mus. nat. liist., ii, 
p. 167. October 21, 1889. 
Preoccupied by Sciurus alst07ii (Zool. results Yunnan 
Exp., I, p. 252,1878) and replaced by S.^uigaidtensis Allen (p. 35). 
Reithrodontomys aztecus Allen. 
1893. Reithrodontomgs aztecus Allen, Bull. Amer. mus. nat. 
hist., V, p. 79. April 28, 1893. ♦ 
Type locality. — La Plata, San Juan County, New Mexico. 
Regarded by Allen (Bull. Amer. mus. nat. hist., vii, p. 125, May 
21, 1895) as identical with R. onegalotis (p. 98). 
Phenacomys truei Allen. 
1894. Phenacomys truei Allen, Bull. Amer. mus. nat. hist., 
£■ VI, p. 331. November 7, 1894. 
Type locality. — Black Hills, now Laramie Mountains, 
Wyoming. 
