444 BOULENGEE. 



9. Rana palustris. 



Rana palustris Leconte, Ann. Lye. N. Y., I, 1825, p. 282; Harlan, Amer. 

 Journ., X, 1825, p. 59, and Journ. Ac. Philad., V, 1826, p. 339; Holbr., N. 

 Amer. Herp., I, p. 93, PI. xiv (1836); Dum. & Bibr., Erp. Gen., VIII, p. 356 

 (1841); Holbr., op. cit. IV, p. 95, PI. xxiii (1842); Dekay, N. Y. Faun., Rept., 

 p. 62, PL XXII, fig. 60 (1842); Leconte, Proc. Ac. Philad., 1855, p. 424; 

 GuNTH., Cat. Batr. Sal., p. 14 (1858); Weid, N. Acta Ac. Leop.-Carol., XXII, 

 1865, p. 114; Hinckley, Proc. Bost. Soc. N. H., XXI, 1881, p. 311, PI. v, fig. 

 9; BouLENG., Cat. Batr. Ecaud., p. 42 (1882); Cope, Batr. N. Amer., p. 406 

 (1889); H. Garm., Bull. Illin. Labor., Ill, 1892, p. 225; Werner, Jahresb. 

 Nat. Ver. Magdeb., 1894, p. 133; Ditmars, Amer. Mus. Journ., V, 1905, p. 200, 

 fig.; Dickerson, Frog Book, p. 188, Pis. xiii and lxxii (1906); Wright, 

 Publ. Carnegie Instit. No. 1917, 1914, p. 61, PI. xvi; Botjleng., Ann. and Mag. 

 N. H. (9) III, 1919, p. 410. 



Rana pardalis Harlan, Amer. Journ. X, 1825, p. 59. 



Vomerine teeth in oblique groups or short series between the choanje 

 or extending a httle beyond the level of their posterior borders, close 

 together or at least nearer to each other than to the choante. 



Head as long as broad, moderately depressed; snout rounded or 

 obtusel}^ pointed, projecting beyond the mouth, as long as or a little 

 longer than the eye; canthus rostralis obtuse; loreal region moder- 

 ately oblique, feebly concave; nostril equidistant from the eye and 

 from the tip of the snout or a little nearer the former; distance between 

 the nostrils greater than the interorbital width, which is | to | that 

 of the upper eyelid; tympanum very distinct, f to f the diameter of 

 the eye, close to the latter or separated from it by a space not more 

 than ^ its diameter. 



Fingers obtuse, first longer than second, third as long as or longer 

 than the snout; subarticular tubercles rather large, prominent. 



Tibio-tarsal articulation reaching the eye or the tip of the snout, 

 or between these two points; heels strongly overlapping when the 

 limbs are folded at right angle to the body; tibia 4 to 5 times as long 

 as broad, 1§ to 2 times in length from snout to vent, as long as or a 

 little longer or a little shorter than the fore limb, or the foot. Toes 

 obtuse, about | webbed, 2 phalanges of fourth free; outer metatarsals 

 separated nearly to the base; subarticular tubercles moderately 

 large and prominent; no tarsal fold; inner metatarsal tubercle oval, f 

 to f the length of the inner toe; a very small outer tubercle usually 

 present. 



Back with four broad and flat glandular longitudinal folds, the 



