Bulletin of the United States National Museum Volume 47, PT. 4 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1900 Excerpt: ...of each scale on side of body, the spots growing less distinct above the pectoral; membranes of dorsal, anal, and candal with small spots, these more distinct and regularly arranged on soft parts of dorsal and anal; pectoral and ventrals without spots. Young individuals have a brownish-black spot at base of caudal and on side of body at tip of pectoral; a less distinct spot at upper edgo of gillopening and also below posterior end of base of dorsal. The darker of these spots are sometimes faintly indicated on the larger individuals. Morelos, Mexico. (Jordan S c Snyder.) Known only from Rio Ixtla at Puente de Ixtla, Morelos, Mexico. (Type, Xo. 6150, L. S. Jr. Univ. Mus. Coll. Jordan & Snyder.) H UIlanus, Jordan & Sxyder, Bull. U. S. Fish Com. 1899 (1900), 144, Rio Ixtla, Morelos, Mexico. Page 1542. Alter Neitrophis nicaragueneis, Gill if c Bransford, insert: 105- (). XEETBOPI.US CARPIXTIS, Jordan & Snyder. Head 2; depth 2; depth of candal peduncle 6; eye 5 in head; snout 2 J; interorhital space 2J; longest dorsal spine 2 ; ray li; longest anal spine, rayH; length of pectoral Is; ventrals; candal; D. XVI, 10; A. V,8; P. 15; scales 26-17.7 on caudal peduncle. Body compressed, deepest part above ventrals; dorsal outline straight from tip of snout to a point above anterior edge of orhit, where it is abruptly curved upward and backward to the origin of dorsal fin; from the latter point it gradually curves downward to hase of first dorsal ray, from which the descent to candal peduncle is abrupt; ventral ontline evenly curved from snout to candal peduncle; interorhital space convex, its middle portion flattened; orhit circular, nearer to posterior edge of operele than to tip of snout, a distaneo eq...