BUFO. 253 
Crown of the head with projecting ridges, the supraciliary crest being branched 
behind. Snout obtuse. ‘lympanum very distinct, half the size of the eye. Parotoids 
quite small*, subtriangular. Skin nearly smooth above, except on the scapular and 
iliac regions, minutely roughened below; a lateral dermal fold. Fingers and toes 
long, nearly free; no tarsal fold, two metatarsal tubercles ; legs short. Green, with 
deep black spots; throat and thorax black. (After Cope.) 
Length of body . 2. 2... . . 47 millim. 
” hindleg 2. 2... . we wee ew. OCF, 
» hind foot. . 2. . . . 2. 2... 80 —=5, 
17. Bufo luetkenii. 
Bufo luetkenii, Bouleng. Ann. & Mag. N. H. 1891, viii. p. 455. 
Hab. Costa Rica, Cartago (Orsted). 
Crown of the head with low ridges, the parietal branch very low, forming an obtuse 
angle with the postorbital. Interorbital space concave, as wide as the broad supra- 
ocular cover. Snout short, rather compressed, with sharp, nearly straight canthus. 
Tympanum very distinct, deeper than long, about half the area of the eye. Parotoid 
very small, smaller than the area of the supraocular cover. Upper parts with few very 
small tubercles, a lateral series of somewhat larger ones from the parotoid towards the 
groin. Lower parts finely granular. irst finger longer than second. Toes fully 
half-webbed. Two small metatarsal tubercles; no tarsal fold, but a series of small 
asperities. Brownish, with darker and some whitish spots; a light vertebral band. 
Ad. 9. 
Distance of vent from snout . . . . . . . . . +. 78 millim. 
» % metatarsal joint. . . . .. . 65 ,, 
” - end of fourthtoe . . . . . . 87 ,, 
18. Bufo typhonius. 
Rana typhonia, Linn. Syst. Nat. p. 356. 
Bufo typhonius, Schneid. Hist. Amphib. i. p. 207; Peters, MB. Ak. Wiss. Berlin, 1872, p. 224; 
1873, pp. 618, 624; Bouleng. Batr. Sal. p. 317; Zool. Record for 1884, Rept. p. 17. 
Rana margaritifera, Laur. Syn. Rept. p. 30. 
Bufo pleuropterus, Schmidt, Denkschr. Ak. Wiss. Wien, 1858, p. 252, t. 2. figg. 17-19; Cope, 
Journ. Ac. Sc. Philad. viii. p. 155 (1875). 
? Bufo ocellatus, Giinth. Batr. Sal. p. 64. 
Bufo alatus, Thominot, Bull. Soc. Philom. viii. p. 151 (1884). 
Hab. Panama, Chiriqui (Peters), Soldado (Cope), Veragua (Schmidt)—Tropicau Soutu 
AMERICA, 
Supraciliary ridge raised into a high crest, continued to above the tympanum, and 
* First described as “ large” a few lines before, but this seems to have been a lapsus calami. 
BIOL. CENTR.-AMER., Batr., Way 1901. *33 
