170 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
1843. IJ[onclieres\ arrnata Wagxer, Schreber’s Saugthiere, 
Suppl., Ill, p. 335. 
1885. Loncheres armatus True, Proc. U. S. nat. mus., vii 
(1884), p. 550. 1885. 
Type locality. — Cayenne, French Guiana. 
Genus PROECHIMYS Allen. 
1899. Proechiniys Alley, Bull. Anier. mus. nat. hist., xii, p. 264. 
December 26,1899. Type. — Eoliimys trinitatis Alley and Chap- 
may. 
Proechimys centralis (Thomas). 
1896. Echinomys centralis Thomas, Ann. and mag. nat. hist., 
6th ser., xyiii, p. 312. October, 1896. 
1899. Proechimys centralis Alley, Bull. Amer. miis. nat. 
hist., XII, p. 264. December 26, 1899. 
Type locality. — San Emilio, north end of Lake Nicaragua, 
Nicaragua. 
Proechimys centralis chiriquinus Thomas. 
1900. Proechimys centralis chiriquinus Thomas, Ann. and 
mag. nat. hist., 7th ser., v, p. 220. February, 1900. 
Type LOCALITY. — Bogava, Chiriqui, Panama. Altitude, 800 
feet. 
Subfamily Capromyiyae. 
Genus CAPROMYS Desmarest. 
1822. Capromys Desmarest, Mem. soc. d’hist, nat., i, p. 43. 
Type.— Capromys fournieri DESMAREST= 750 f?o?^ pilorides Say. 
