310 BUFONID. 
Holby, N.-Amer. Herp. v. pl. 1; Dum. §& Bibr. p. 689; Leconte, 
Proc. Ac. Philad. 1855, p. 450. 
Bufo lentiginosus, Girard, Proc. Ac. Philad. 1854, p. 86. 
Chilophryne lentiginosa, Cope, Proc. Ac. Philad. 1863, p. 357. 
Upper view of head. Lower surface of foot. 
Supraorbital ridges swollen behind and produced beyond the 
angle of the postorbitals ; subarticular tubercles generally simple ; 
metatarsal tubercles moderate. 
s, t. Many spec. : N. America. E. Doubleday, Esq. [P.]. 
3, 2,& ye. 
Mr. Cope (Check-list N. Amer. Rept.) distinguishes besides the 
three following varieties :— 
Var. C. frontosus. 
Bufo frontosus, Cope, Proc. Ac. Philad. 1866, p. 301. 
Var. D. cognatus. 
Bufo cognatus, (Say) Holbr. N.-Amer. Herp. v. p. 21. 
Var. E. fowleri. 
Bufo fowleri, Putnam, MS. 
46. Bufo occipitalis. 
Bufo occipitaiis, Camerano, Atti Ac. Tor. xiv. p. 889. 
Crown deeply concave, on each side with a straight bony ridge, 
very prominent and swollen behind (resembling a parotoid); a slight 
orbito-tympanic ridge. Snout pointed, prominent ; tympanum small, 
not very distinct. First and second fingers equal; toes nearly 
entirely webbed; two moderate metatarsal tubercles: no tarsal 
fold. The hind limb being carried forwards along the body, the 
tarso-metatarsal articulation marks the tip of the snout. Skin 
covered with small granular tubercles; parotoid moderate, its lower 
border forming an angle. 
Mexico, 
