Carphoborus costatus Wichmann, 1915

Buhroo, Abdul Ahad, 2024, A taxonomic monograph of subfamily Scolytinae (Coleoptera: Curculionidae) in the Western Himalaya, Zootaxa 5533 (1), pp. 1-82 : 44

32. Carphoborus costatus Wichmann, 1915

( Figure 43 )

This species is diagnosed by the following morphological characters: ♀ frons plano-convex, surface granuloreticulate with irregular small, dense punctures, a corona of moderately long pale hairs around the margin of frons, hairs somewhat longer towards epistoma, antero-median portion transversely weakly convex; anterior margin of eyes emarginate; antennal scape elongate, funicle with five segments; antennal club spatulate with three procurved sutures fringed with minute hairs on ventral surface; pronotum 1.42× wider than long, widest almost at middle and weakly converging posteriorly, strongly narrowing anteriorly towards rounded apex; a dorsal median short ridge visible; surface convex coarsely reticulate punctate, punctures shallow, small, closely placed and covered with short scale-like setae; elytra 1.34× as long as wide, 2.78× as long as pronotum, anterior margin convex with 10–11 crenulations, small granules on elytral base; striae well marked with large, shallow, close, punctures each with a setose granule becoming somewhat smaller on declivity; interstriae nearly 1.5× as wide as striae, surface convex with irregularly placed much smaller punctures; interstrial vestiture of short scales and erect bristles, more prominent on declivity; declivity short and steep marked with distinct tubercles on interstriae 1, 3, 5, 7 and 9; interstriae 3 and 9 much swollen and converge to meet before reaching apex; declivital margin roughened with denticles; body dark-brown, body length: 1.74–1.78 mm, 2.14× as long as wide.

Males slightly smaller than females, frons with sparse hairs not forming corona but a pair of minute, transversely placed, fused tubercles on the middle; body length: 1.49–1.70 mm.

Material examined: New records: India: 4 ♂ ′s, 6 ♀ ′s. Himachal Pradesh, Shimla, Summer Hill (31° 06.927′ N, 077° 08.503′ E, 6850 ft.), A.A. Buhroo, 15.07.2011 ( KUIC) . Jammu, Batote, Shampa (33° 07.952′ N, 075° 18.453′ E, 4225 ft.), A.A. Buhroo, 21.05.2017 ( KUIC) . Kashmir, Srinagar, Shankerachariya (34° 04.678′ N, 074° 50.789 E, 5875 ft.), A.A. Buhroo, 29.09.2017 ( KUIC) .

Distribution: India: Himachal Pradesh, Jammu and Kashmir, Uttarakhand

Hosts: Pinus halepensis ( Pinaceae ) (new host record). Pinus greggii , P. ponderosa , P. roxburghii , P. wallichiana ( Pinaceae )

Figures

FIGURE 43. Carphoborus costatus. Female: dorsal view A, lateral view B, frons C; male: frons D.