ENTOMOLOGICAL NEWS Vol. 79 JULY, 1968 No. 7 A Preliminary Revision of the Genus Tropihypnus (Coleoptera, Elateridae) *■ 3 Jeffrey N. L. Stibick 2 The known species of Tropihypnus are iov r ^' on fringes of the Himalayas and adjacent mount?-1 ran g es -The few specimens available have enabled m* <° com P ile the information that follows. Tropihypnus j roP ;h\'pnus Reitter, 1905, p. 9; Schenkling (1925, pt. 80, p. 216); Fleutiaux (1932, p. 254); Gurjeva (1963, p. 31). Crypnoidus Fleutiaux (1928, p. 252), (1930, p. 31). General. — Length 4—6 mm ; shape either elongate and paral-lel-sided or attenuate towards elytral apices, body flattened to convex; color orange to fuscous or piceous; punctation and pubescence variable, but vestiture of venter normally with addi-tional subvestiture of minute, wiry, lightly flavous setae. Head. — Frons generally flat, frontal margin variable, but always completely and strongly ridged. Antennae reaching pronotal hind angles ; scape normally twice size of pedicel ; pedicel cylindrical, generally shorter than third ; fourth to sixth segments feebly serrate; seventh to tenth segments doubly ser-rate ; last segment oblong. Last segment of maxillary palpi somewhat securiform, oblong. 1 Approved by the Agricultural Experiment Station, Purdue Univer-sity, Lafayette, Indiana, as Journal Paper no. 3356. -Department of Entomology, Purdue University, Lafayette, Ind. 47907. 3 Accepted for publication February 14, 1968. (169)
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