46 BRANIDZ, 
snout rather elongate, acuminate ; interorbital space narrower than 
the upper eyelid; tympanune hardly two thirds the diameter of the 
eye. Fingers moderate, first extending beyond second ; toes incom- 
pletely webbed ; subarticular tubercles of fingers and toes moderate ; 
inner metatarsal tubercle rounded, rather prominent; no outer 
tubercle. The hind limbs as in Rana fusca. Glandular lateral 
fold rather prominent. Colour much asin &. fusca and arvalis ; 
sometimes a light, dark-edged vertebral line. Male with two internal 
vocal sacs. 
North America. 
Gi HpT. 3. Lake Winnipeg. Sir J. Richardson [P.]. 
b. Several spec., Great Bear Lake. Sir J. Richardson | P. ]. 
her. & yg. 
ce Q. North America. 
53. Rana iberica. 
Rana iberica, Bouleng. Bull. Soc. Zool. France, 1879, p. 177. 
Closely allied to Rana fusca. Tympanum smaller, not more than 
half the diameter of the eye; first finger not extending beyond 
second; hind limb longer, the tibio-tarsal articulation extending 
beyond the tip of the snout. Male without vocal sacs. 
Spain, Portugal. 
54. Rana latastil. 
Rana latastei, Bouleng. 1. c. 1879, p. 180. 
Closely allied to Rana agilis. Tympanum smaller, scarcely two 
thirds the size of the eye, distant from it. Beneath spotted. Male 
without vocal sacs. 
Milan. 
55. Rana agilis. 
Rana temporaria, var. arvalis, part., Giinth. Cat. p. 16. 
- Rana temporaria, Millet, Faune Maine et Loire, ii. p. 664. 
agilis, Thomas, Ann. Sc, Nat. sér. 4, iv. p. 365, pl. 7; Fatio, 
Rev. Mag. Zool. ser. 2, xiv. p. 81, pls. 6 & 7, and Vert. Suisse, iii. 
p- 3383; De UIsle, Ann. Sc. Nat. ser. 5, xvii.; De Betta, Faun. 
Ital., Rett. Anf. p. 65; Lataste, Herp. Gir. p. 233; Leydig, An. 
Batr. p. 143; Lessona, Atti Ac. Lincet, Mem. Cl. Se.-fis. i. p. 1074, 
pl. iii.; Bozleng. Bull. Soc. Zool. France, 1879, p. 183. 
— gracilis, Fateo, Rev. Mag. Zool. sér. 2, xiv. p. 81. 
temporaria, var. agilis, Schrevb, Herp. Eur. p. 125. 
Vomerine teeth in two oblique oval groups extending beyond the 
hinder edge of the choanze. Head depressed ; snout rather elongate, 
subacuminate ; interorbital space narrower than the upper eyelid ; 
tympanum very nearly as large as the eye, close to it. Fingers 
