4, BUFO. 321 
the orbit. Skin nearly smooth above, except on the scapular and 
iliac regions; parotoids quite small, subtriangular, oblique; a 
lateral dermal fold. Green, with deep black spots; throat and 
thorax black. 
E. Costa Rica. 
64. Bufo coniferus. 
Bufo coniferus, Cope, Proc. Ac. Philad. 1862, p. 158. 
Chilophryne conifera, Cope, Proc. Ac. Philad. 1865, p. 357. 
Crown with prominent ridges, viz. a canthal, a preorbital, a 
supraorbital, a postorbital, a parietal, and a short orbito-tympanic ; 
supraorbital ridges perfectly straight; parietal ridges slightly 
directed inward; snout prominent; tympanum distinct, half the 
size of the eye. Hind limb elongate. Toes extensively webbed ; 
two large, flat, oval metatarsal tubercles; no tarsal fold. Dorsal 
region with obtuse tubercles ; numerous elongate conic warts on the 
sides, largest on a fold from parotoid to groin; parotoid very small, 
not more than half the extent of the upper eyelid, studded with 
conic warts. Brownish grey above, with a few large dark-brown 
spots, which do not interrupt a median line. 
Turbo Region, Colombia. 
65. Bufo auritus. 
Bufo auritus, Cope, Journ, Ac. Philad, (u.s.) viii. part 2, p. 99, 
pl. 23. £ 4. | 
Crown flat, with prominent ridges, viz. a canthal, a supraorbital, 
a postorbital, a straight parietal, and an orbito-tympanie ; tympanum 
distinct in its anterior half. Fingers remarkably elongate; toes elon- 
gate, half webbed; no tarsal fold. The hind limb being carried forwards 
along the body, the tarso-metatarsal articulation reaches beyond the 
tip of the snout. Tubercles of the skin small, spinulose, most 
numerous on the sides, wanting below; parotoids quite small, 
surmounted by several dermal spines. Colour brown; a quadrate 
patch on vertex from orbits to occiput, an oblique band from the 
latter outwards on each side, and a spot on each lateral sacral region 
black ; belly marbled with black. 
Costa Rica. 
66. Bufo veraguensis. 
Bufo veraguensis, Giinth. Cat. p. 142. 
Bufo veraguensis, Schmidt, Denkschr. Ac. Wien, 1858, p. 253, t. 2. 
f. 20, & t. 3. f. 21. 
Chilophryne veraguensis, Cope, Proc. Ac. Philad. 1863, p. 357. 
= ~ 
Crown concave, with obtuse bony ridges, viz. a supraorbital, a 
postorbital, an oblique parietal, and an orbito-tympanic; tympanum 
entirely hidden. Fingers very slender, first shorter than second; 
y 
