12 PKOCEEDINGS; BOSTON SOCIETY NATURAL HISTORY. 
1799. \Tatu\ nove 7 yicmctus Blumenbach, Handb. der Natur- 
gesch., p. 73. 
1885. TcitusicL yiovenicmctus True, Proc. XT. S. nat. mus., 
VII (1884), p. 588. 1885. 
Type localita\—B razil. 
Order UNGULATA. 
Suborder Artiodactyla. 
Family TAYASSUIDAE. 
Genus TAYASSU Fischer. 
• 1814. Tayassii Fischer, Zoognosia, iii, p. 284. Type.— 
Tayassii pecari Fischer, — albirostris Illiger. 
For use of this name in place of Dicotyles (Cuvier, R^gne ani¬ 
mal, I, p. 237, 1817) see Palmer, Proc. biol. soc. Washington, xi, p. 
174, June 9, 1897. 
Tayassu angulatum (Cope). 
1889. Dicotyles angidatus Cope, Amer. nat., xxiii, p. 147. 
February, 1889. 
1898. T\_ayassii\ angulatus Bangs, Proc. biol. soc. Washing¬ 
ton XII, p. 164. August 10, 1898. 
Type locality.— Guadelupe River, Texas. 
Tayassu angulatum soiioriense (Mearas). 
1897. Dicotyles angidatus sonoriensis Mearns. Prelimi¬ 
nary diagnoses of new mammals of the genera Mephitis, 
Dorcelaphus and Dicotyles from the Mexican border of the 
