45 



Museum Leach, 

 Rev. E. Eaton [P. 

 Dr. J. E. Gray [P. 



M.Y,L.Seoane[C.]. 

 Prof.Taczanowski [P.]. 

 (Type of Rana di/bowskii.) 



51. Rana arvalis. 



Rana temporaria, var. oxjThinus et arvalis, part., Giinth. Cat. p. 16, 

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



temporaria, part., L. Syst. Nat. ed. 12, p. 3->7. 



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



Tidsskr. 1870, p. 291 ; Leydiff, An. JBatr. p. 129 ; Bouleng. Bull. 



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

 oxyi-rhiuua, Steenstr. Amtl. Ber. 24. Vers. Kiel, p. 131 ; Siehold, 



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



Vert. Suisse, iii. p. 345. 

 temporaria, var. oxyrrbina, Schreib. Her}). Eur. p. 125. 



Vomerine teeth in two oblique oval groups extending beyond the 

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

 pointed, prominent; intcrorbital 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. Tbe hind limb being 

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

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

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

 edged vertebral stripe ; belly immaculate. Male with two internal 

 vocal sacs. 



East Europe ; West Asia. 



a, h-d. cJ , $ , & yg. Sweden. Prof. Suudevall [P.]. 



e. Yg. Bohuslfin. Hr. Malm [P.]. 



/ 2? Hanover. Dr. J. E. Gray [P.;. 



g-h. 2 Si yg. North Germany. Dr. J. E. Gray [P.]. 



i. Yg. Albistan. " 0. G. Dauford, Esq. 



[P.]. 



52. Rana cantahrigensis. 



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

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



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

 cantabrigeusis, Baird, Pruc. Ac. Philad. 1854, p. 62 ; Botdeng. 



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



Vomerine teeth in two oval oblique groups extending beyond the 

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



