2. EANA. 45 



n- ? . Exeter. Museum Leach. 



0. ? . Killarney. Rev. E, Eaton [P.]. 



p, q, r-w. d' , ? , Hanover. Dr. J. E. Gray [P.]. 



••«'-2/- d ? . Coruna. M. V. L. Seoane [0.]. 



zi. d- Sinua Abrek, E. Prof.Taczanowski[P.]. 



Siberia. (Type of Rana dybowsldi.) 



51. Rana arvalis. 



Rana temporaria, var. oxyrbinus et arvalia, part., Giinth. Cat. p. 16. 

 Rana temporaria, Linn. Faun. Smc. i. p. 94. 



temporaria, part., L. Syst. JS'at. ed." 12, p. 357. 



arvalis, Nilsson, Skand. Faun. iii. p. 42; Collin, Naturh. 



Tidsakr. 1870, p. 291 ; Leydig, An. Batr. p. 129 ; Bouleng. Ball. 



Soc. Zool. France, 1879, p. 169. 

 oxyixhinus, Steenstr. Amtl. Ber. 24. Vers. Kiel, p. 1-31 ; Siebold, 



Arch.f. Naturg. 1852; Koch, Ber. Senck. Oes. 1872, p. 135 ; Fatio, 



Vert. Suisse, iii. p. 345. 

 temporaria, var. oxyrrbina, Schreib. Herp. Eur. p. 126, 



Vomerine teeth in two oblique oval groups extending beyond the 

 hinder edge of the choanse. Head moderate ; snout rather short, 

 pointed, prominent; intororbital space narrower than the upper 

 eyelid; tympanum distinct, two thirds the diameter of the eye. 

 Fingers moderate, first extending beyond second ; toes at least two- 

 thirds webbed ; subarticular tubercles of fingers and toes moderate ; 

 inner metatarsal tubercle strong, compressed, more than half the 

 length of the first toe ; no outer tubercle. The hind limb being 

 carried forwards along the body, the tibio-tarsal articulation does 

 not reach the tip of the snout. A very prominent glandular lateral 

 ■ fold. Coloration much as in Rana fusca ; sometimes a light, dark- 

 edged vertebral stripe ; belly immaculate. Male with two internal 

 vocal sacs. i^ 



East Europe ; West Asia. 



a, b-d. cf, ?, & yg. Sweden. Prof. SundevaU [P.]. 



e, yg. Bohuslan. Hr. Malm [P.]. 



/. $ . Hanover. Dr. J. E. Gray [P.]. 



g-h. 5 & yg. North Germany. Dr. J. E. Gray [P.]. 



i. Yg. Albistan. 0. G. Danford, Esq. 



[P.]. 



52. Bana cantabrigensis. 



Rana temporaria, var. silvatica, part., Qiinth. Cat. p. 17. 

 Rana sylvatica, Bekay, N. Y. Faun. iii. p. 64, pis. 21, 22 ; Bouleng. 



Butt. Soc. Zool. France, 1879, p. 174. 

 cantahrigensis, Baird, Pi-oc. Ac. Philad. 1854, p. 62; Bovleng. 



Bull. Soc. Zool. France, 1880, p. 209. 



Vomerine teeth in two oval oblique groups extending beyond the 

 level of the hinder edge of the choanae. Head rather depressed ; 



