254 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 69 



PLATE 28 



I About one-half natural size; in U. S. Nat. Mus., Biolosical Survey coHcction.] 



Figs, i, la. Hydrochoerus isilimius Goldman. Type. Marraganti, Panama. 

 April 4, 1912. d" adult (179703) , 



I 



4 



