4, BUFO. 293 
17. Bufo mexicanus. 
Bufo mexicanus, Brocchi, Bull. Soc. Philom, (7) iii. p. 23. 
Crown without distinct bony ridges. Tympanum large, very 
distinct. First finger a little longer than second ; toes half webbed ; 
two metatarsal tubercles. Back covered with small round tubercles ; 
parotoids subquadrangular. Brown above, with a few white spots, 
most distinct on the upper lip; beneath immaculate. 
Mexico. 
18. Bufo variegatus, 
Nannophryne variegata, Giinth. Proc. Zool. Soc, 1873, p. 402, pl. 30. 
f.1 & 2. 
Crown without bony ridges; snout short, blunt; interorbital 
space as broad as the upper eyelid; tympanum absent. First finger 
not extending beyond second ; toes short, flattened, one-third webbed, 
with double subarticular tubercles; two moderate metatarsal tu- 
bercles ; no tarsal fold. The hind limb being carried forwards along 
the body, the tarso-metatarsal articulation reaches the shoulder or 
the eye. An ovate, well-defined parotoid gland behind the eye; 
other similar glands on the upper surfaces. Dark brown above, 
ornamented with five more or less defined light lines along the back, 
the middle one being generally the most distinct ; beneath marbled 
with black. Male without vocal sac. 
Chili; W. Patagonia, 
a-b. 6 &her. Chili. C. Darwin, Esq. [ P.]. 
e-d. 6 & hgr. Puerto Bueno. Dr. Cunningham [ P. ]. 
ed. Port Grappler. Dr. Cunningham {P.}. ( pines 
Pealige. Eden Harbour. eS the Admiralty. | yPes. 
g-h, i,k. Many Puerto Bueno. Dr. Coppinger [C.]}. 
“spec., 2 & yg. 
Sates Port Sharrua. Dr. Coppinger [C. ]. 
m.3. Alert Bay. Dr. Coppinger { C. ]. 
Hd Port Riofico. Dr. Coppinger [C. }. 
622. Trinidad Channel. Dr. Coppinger [C. ]. 
BD. Crucifixion Channel. Dr. Coppinger | C. ]. 
g. 3 Latitude Cove. Dr. Coppinger [C.]. 
19. Bufo calamita. 
Bufo calamita, Giinth. Cat. p. 57. 
Résel, Hist. Ran. p. 107, pl. 24. 
Bufo calamita, Laur. Syn. Rept. p. 27, pl. 1. f. 1; Daud. Rain. p. 77, 
pl. 28. f. 1, and Rept. viii. p. 155; Bonap. Faun. Ital.; Bell, Brit. 
Rept. p. 116; Steindachn. Novara, Amph. p. 40; Fatio, Vert, 
Suisse, iii. p. 402; Koch, Ber. Senck. Ges. 1872, p. 166; Schrew. 
Herp. Ew. p. 141; De Betta, Faun. Stal., Rett. Anf. p. 75; 
Lataste, Herp. Gir. p. 291; Leydig, An, Batr, p. 86; Bouleng. 
Proc, Zool, Soc, 1880, p. 547. 
