TAYASSU TAPIRELLA. 25 



Dicotyles angulatus sononensis Moanis. 



Preliminary diagnoses of new mammals of the genera Mephitis, Dorcelaphus, 

 and Dicotyles, from the Mexican border of the United States, p. 3, February 

 II, 1897. (Reprinted in Proc. T^. S. Nat. Mus., XX, No. 1129, p. 469, Decem- 

 ber 24, 1S97.) 



=Tayassu angulatum sonoriense (Mearns). See Miller and Rehn, Proc. Bost. 

 Soc. Nat. Hist., XXX, p. 12, 1901. 



Irif i- Skin and skull. Adult male. San Bernardino River, Sonora, 

 Mexico, near monument No. 77, Mexican boundary line. Septem- 

 ber 8, 1892. Collected ])y Dr. E. A. Mearna, U. S. A., and F. X. 

 Holzner. Original num})er 209H. International Boundary Com- 

 mission. . Catalogued December 13, 1892. 



Poorly-made skin (laid out on .«ide) in good condition; skull perfect, except 

 for loss of angular process of right half of mandible. 



Tayassu angulatus yucatanensis Merriam. Biological Survey coll. 



Proc. Biol. Soc. Wash., XIV, p. 123. July 19, 1901. 



=Tayassu angulatum yucatanense Merriam. See Miller and Rehn, Proc. Bost. 

 Soc. Nat. Hist., XXXI, p. 86, 1903. 



108282. Skin and skull. Young adult male. Tunkas, Yucatan, Mex- 

 ico. February 12, 1901. Collected by E. W. Nelson and E. A. 

 Goldman. Original number 14534. 



Well-made skin in good condition; skull perfect, except for absence of left 

 outer upper incisor and slight j)uncture of right audital bulla; left parietal .slightly 

 cracked. 



Family TAPIRIDJ^]. 

 Genus TAPIRELLA. 



Elasmognathus bairdii Gill. 



Proc. Acad. Nat. Sci. Phila., lS6o, p. 183, presented at meeting of October 10, 

 1865. 



=Tapirella bairdii ((Jill). See Elliot, Land and Sea Mammals of Middle Amer- 

 ica and West Indies, Field Columbian Mus., Zool. Ser., IV, p. 87, 1904. 



6019. Skull, no skin. Isthmus of Panama. Collected h\ Dr. AV. S. 

 White. Catalogued April 9, 1863. 



Skull in good condition, except that it ha.s been cut in two longitudinally and 

 that the following teeth are lost: The two middle upper incisors, the second left 

 upper j)remolar, the first left upper molar, the third right upper premolar, and 

 the third right lower incisor. 



Dr. T. N. Gill designated no type-specimen. The description is based upon 

 two skulls, adult and young, collected on the Isthmus of Panama by Dr. W. S. 

 White. Two such specimen.s exist in the National Museum, entere<l in the 

 catalogue April 9, 1863. The adult is here regarded as the type. In the original 



