42 BATRACHIA. 



A yellowish-white vitta or stripe extends over the back, from the tip 

 of the snout to the posterior extremity of the body. An elongated, 

 dark patch extends from the eye to the shoulder, and two elliptical 

 ones exist upon the extremity of the snout, in advance and beneath 

 the eye ; on the margin of the jaw may be observed a subquadran- 

 gular spot. 



Collected near Valparaiso, Chile. 



Plate IV, fig. 28, represents Pleurodema elegans, size of life. 

 Fig. 29, the head, viewed in profile. 

 Fig. 30, upper view of the head. 

 Fig. 31, under surface of left hand. 

 Fig. 32, under surface of right foot. 



Genus WAGLEEIA, Girard. 



Car. GEN". — Dentibus vomerinis in conti7iuam. transversam seriem post 

 interiores nares dispositis. Tympano parvo, inco7ispicuo. Linguat 

 postlce parumper incisa. Plantarum digltis plicaturd memhraned 

 margi7iatis. 



Gen. Char. — Vomerine teeth disposed upon a continuous transverse 

 series, situated behind the inner nostrils. Tympanum small and 

 inconspicuous. Tongue slightly notched posteriorly. Toes bordered 

 by a membranous fold. 



^Y^.— Wagleria, Grd. in Proc. Acad. Nat. Sci. Philad. VI, 1853, 42. 



Observ. — Should Cystignathus dorsalis, Gray, prove specifically 

 distinct from Wagleria peroni, this genus will then be composed of 

 two species, both natives of Australia. Having no specimens of the 

 latter at our command, our acquaintance with it is through the 

 description of John Edward Gray. 



Wagleria peroni, Grd. 



(Plate III, figs. 29-33.) 



Spec. Char. — Band of vomerine teeth long and slender. Tongue 



