500 BULLETIN 128, UNITED STATES NATIONAL MUSEUM. 



t*Bradypus ignavus Goldman. 



1913. Bradypus ignavus Goldman, Smiths. Misc. Coll., vol. 60, 

 No. 22, p. 1. February 28, 1913. 



Type Locality. — Marraganti (about 2 miles above Real de 

 Santa Maria), near head of tidewater on the Rio Tuyra, 

 eastern Panama. 



Family CH0LQ:P0DID^. (Two-toed sloths.) 



Genus CHOLCEPUS IlUger. 



1811. Oholospus Illiger, Prodr. Syst. Mamm. et Avium, p. 108. 

 Type, Bradypus didaciylus Linn^us. 



^Choloepus hoftmanni Peters. 



1858. CTiolcKpus hoffmanni Peters, Monastaber. k. preuss. Akad. 



Wissensch. Berlin, p. 128. 

 1885. Cholopus hofmani True, Proc. U. S. Nat. Mus., vol. 7 



(1884), p. 588. 1885. 

 Type Locality. — Costa Rica. 



Family MYRMECOPHAGID.^. (Anteaters.) 



Genus CYCLOPES Gray. 



1821 Cyclopes Gray, London Med. Repos., vol. 15, p. 305. 

 Type, Myrmecophaga didactyla Linn^us. 



For use of this name in place of Cydothurus Lesson (Nouv. tabl. r^gne 

 animal, p. 152, 184(f) see Thomas, Ann. and Mag. Nat. Hist., ser. 6, vol. 15, 

 p. 191, February, 1895; Palmer, Proc. Biol. Soc. Washington, vol. 13, p. 72, 

 September 28, 1899. 



♦Cyclopes dorsalis (Gray). 



1865. Cydothurus dorsalis Gray, Proc. Zool. Soc. London, 1865, 



p. 385, pi. 19. 

 1885. Cycloturas didactylus True, Proc. U. S. Nat. Mus., vol. 7 



(1884), p. 587. 1885. (Part.) 

 1900. C[y dopes'] d[idadylus] dorsalis Thomas, Ann. and Mag. 



Nat. Hist., ser. 7, vol. 6, p. 302. September, 1900. 

 1902. Cyclopes dorsalis Bangs, Bull. Mus. Comp. Zool., vol. 39, 



p. 20. April, 1902. 

 Type Locality. — Costa Rica. 



t*CycIopes mexicanus Ilollister. 



1914. Cyclopes mexicanus Hollister, Proc. Biol. Soc. Washing- 

 ton, vol. 27, p. 210. October 31, 1914. 



Type Locality. — Tehuantepec, Oaxaca, Mexico. 



