. Bulletin - United States National Museum. Science. MEXICAN TAILLESS AMPHIBIANS 195 rictus oris; tympanum occasionally reddish brown; a short oblique dark bar extends downward upon front of forelimb; hind limbs with or without more or less regular dark cross bands; hinder surface of thighs often vermiculated with black and yellow, or marbled with dark brown and yellow; under surface of thighs mottled or marbled with dark brown; throat and chest sometimes entirely brown or heavily marked with blotches and fine specks of same color; abdomen generally uniform white, often yellow and mottled or s


. Bulletin - United States National Museum. Science. MEXICAN TAILLESS AMPHIBIANS 195 rictus oris; tympanum occasionally reddish brown; a short oblique dark bar extends downward upon front of forelimb; hind limbs with or without more or less regular dark cross bands; hinder surface of thighs often vermiculated with black and yellow, or marbled with dark brown and yellow; under surface of thighs mottled or marbled with dark brown; throat and chest sometimes entirely brown or heavily marked with blotches and fine specks of same color; abdomen generally uniform white, often yellow and mottled or spotted with some darker color; sides yellowish, vermiculated or mottled with dark brown or black; head-and-body length of adults, 95 to 125 mm palmipes (p. 200) RANA CATESBEIANA Shaw Common Bullfrog Figures 21, 22, and 23 1802. Rana catesbeiana Shaw, General zo- ology, vol. 3, pt. 1, p. 106, pi. 33.— Storer, 1925, Univ. California Publ. Zool., vol. 27, p. 276, pi. 18, figs. 53-56.—Wright, 1929, Proc. U. S. Nat. Mus., vol. 74, no. 2756, pp. 8, 37, pi. 8, figs. 7-9. 1889. Rana catesbiana Cope, U. S. Nat. Mus. Bull. 34, p. 424, fig. 108.— DicKERSON, 1906, The frog book, p. 227, pis. 87, 89-96. Type locality.—South Carolina. Range.—Probably restricted in Mexico to the coastal lowlands of Tamaiilipas and northern Vera Cruz, and to the tributaries of the Rio Grande in the northern Mexican States. Remarks.—According to Stejneger and Barbour, ^* "Shaw evidently knew of the Bull Frog, principally from Catesby, but he speaks of it only as being North American and apparently saw no actual specimens ; It seems desirable to select a more definite type locality than North America for this species. The assumption that Shaw based his description upon the account of this species by Catesby appears well founded. According to his brief itinerary, Mark Catesby arrived in Virginia, where he had relatives, on April 23, 1712, and remained there for seven years. He had no


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