U.S. NATIONAL MUSEUM PROCEEDINGS, VOL. 95 PLATE 23 
1, Bufo canaliferus Cope: E.H.T.-H.M.S. No. 156, from Tonala, Chiapas, snout-to-vent 
length 47.5 mm. 
2, Rhinophrynus dorsalis Duméril and Bibron: E.H.T.-H.M.S. No. 10, from Rodriguez 
Clara, Veracruz, snout-to-vent length 70 mm. 
