170 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



1843. L\oncheres~] armata WAGNER, Sckreber's Saugthiere, 



Suppl., m, p. 335. 

 1885. J^oncheres armatus TRUE, Proc. U. S. nat. mus., vn 



(1884), p. 550. 1885. 

 TYPE LOCALITY. Cayenne, French Guiana. 



Genus PROECHIMYS Allen. 



1899. Proechimys ALLEN, Bull. Amer. mus. nat. hist., xn, p. 264. 

 December 26, 1899. Type. Echimys trinitatis ALLEN and CHAP- 

 MAN. 



Proechimys centralis (Thomas). 



1896. Echinomys centralis THOMAS, Ann. and mag. nat. hist. r 

 6th ser., xvm, p. 312. October, 1896. 



1899. Proechimys centralis ALLEN, Bull. Amer. mus. 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 CAPROMYINAE. 



Genus CAPROMYS Desmarest. 



1822. Capromys DESMAREST, Mem. soc. d' hist, nat, i, p. 43. 

 Type. Capromys fournieri DESMAREST=TSOC?O pilorides SAY. 



