. The Batrachia of North America. Amphibians. THE HATRACIIIA OF NORTH AMIiRICA. 171 is divided ccutrally by a loDgitiuliiial dark brown line, begiiiuiiig as a few dots, on tlie top of tlie head, tbcn uniting into a continuous stripe, wliicb extends to tlie rump, and is a little narrower tban, or about equal to, the two light stripes into which it divides the color of the back. The light dorsal stripe is bordered on each side by a continuous dark stripe well defined on the upper edge. The under parts are yellowish in alcohol, distinctly mottled or vermiculated with brown in about equal proporti


. The Batrachia of North America. Amphibians. THE HATRACIIIA OF NORTH AMIiRICA. 171 is divided ccutrally by a loDgitiuliiial dark brown line, begiiiuiiig as a few dots, on tlie top of tlie head, tbcn uniting into a continuous stripe, wliicb extends to tlie rump, and is a little narrower tban, or about equal to, the two light stripes into which it divides the color of the back. The light dorsal stripe is bordered on each side by a continuous dark stripe well defined on the upper edge. The under parts are yellowish in alcohol, distinctly mottled or vermiculated with brown in about equal proportions. In the present specimen there is no distinct light line below the brown of the sides, which breaks up gradually below, passing into the reticulation described. There is a single light spot in the darkest part of the sides, one to each intercostal section. The sides of the tail are dark brown, with vertical light bars analogous with the white spots just described. In otber specimens the dark brown which borders the yellowish of the back is sharply defined on its lower margin, also forming a con- tinuous line of variable diameter, with a series of white spots, one to each space, between the costal furrows. Below this again is another continuous, quite well-defined light stripe, after which succeeds the mottling described. In this case there are three black stripes, one median dorsal, and two lateral; and four light stripes, two median, of a brownish-yellow color, and two lateral, whitish in alcohol. Tlie comi)arison of form has already been made with *S'. lonf/icaudus. Tlie color ditiers essentially in the vermiculation, with brown beneath, instead of being perfectly immaculate. If the varieties of S. hnvjicavdns having three series of dorsal dots had these united into continuous stripes tiiere would be some resemblance to the present species. Such is, however, n^ver tlie case. The tail, instead of being yellow, with narrow vertical dark lines, is dark, with narrow vertical


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Keywords: ., bookauthorcopeededwarddr, bookcentury1900, booksubjectamphibians