586 



U.S. NATIONAL MUSEUM BULLETIN 288 



Plate 14. — a-c: Bufo ceratophrys, AILS 50 (X 1.6). d-f: B. rostratus rostratus, 

 paratype, AMNH 1384 (same size), g-i: B. tijphonius, USNM 146824 (X .05). 



