434 PELOBATID.2, 
Vomerine teeth on a level with the hinder 
edge of the choanz; a large gland in 
the upper integument of tibia ...... 7. multiplicatus, p. 436. 
2. Eustachian tubes exceedingly mi- 
nute, much smaller than the 
GWOANGD 35... 525 Wi eee eee 8. stagnalis, p. 436. 
1. Scaphiopus solitarius. 
Scaphiopus solitarius, Giinth, Cat. p. 38. 
Scaphiopus solitarius, Holbr. N.-Amer. Herp. i. p. 85, pl. 12, & 2nd 
edit. iv. pl. 27; Tschudi, l.c.; Dum. § Bibr. p. 478; Leconte, 
Proc, Ac, Philad. vii. 1855, p. 429; Brocchi, Bull. Soc. Philom. (7) 
iii. 1879, p. 23, and Miss. Sc. Mev., Batr, p. 23, pl. 9. f. 3. 
Rana holbrookii, Harlan, Med. Res. p. 105. 
Scaphiopus holbrookii, Baird, Rep. Expl. Surv. iv. Rept. 1859, 
pl. 28. f. 1; Cope, Proc. Ac. Philad, 1863, p. 54. 
Tongue subcircular or oval, nicked behind. Vomerine teeth in 
two small groups on a level with the hinder edge of the choane. 
Snout rounded, with indistinct canthus rostralis; nostril nearer the- 
tip of the snout than the eye: interorbital space as broad as, or a 
little broader than, the upper eyelid; upper surface of head bony, 
rough; tympanum distinct, half the width of the eye. Fingers 
short, with a rudiment of web, first a little longer than second ; 
toes short, webbed to the tips; subarticular tubercles indistinct ; 
three metacarpal tubercles; metatarsal shovel longer than first 
toe. The hind limb being carried forwards along the body, the 
tibio-tarsal articulation reaches the shoulder or the tympanum. 
Skin of back minutely tubercular, of sides more coarsely ; a small, 
rounded, prominent parotoid gland; a small, rounded, porous gland 
on each side of the thorax near the axilla; beneath nearly smooth. 
Brownish or olive above, marbled with darker; edge of the meta- 
tarsal shovel black. Male with a subgular vocal sac, and during 
the breeding-season black rugosities on the inner side of the first 
two fingers. 
United States. 
iS Charleston. P. L. Sclater, Esq. [P.]. 
b oS. N. America. E. Doubleday, Esq. [P. ]. 
ec. Skeleton. United States. 
2. Scaphiopus couchii. 
Scaphiopus couchii, Baird, Proc. Ac. Philad. vii. 1855, p. 62, and 
US. §& Mex. Bound. Surv. ii. 1859, Rept. p. 28, pl. 35. f. 1-6; 
Cope, Proc, Ac. Philad. 1863, p. 52; Broceht, Miss. Sc. Mex., — 
Batr, p. 26. 
varius, Cope, 1. c. p. 52; Brocchi, l. c. p. 27. 
Tongue subcircular, slightly emarginate. Vomerine teeth be- 
tween the choan or opposite their posterior border. Snout promi- 
nent; canthus rostralis obsolete; upper surface of head bony, 
