A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China Author Smith, Sarah M. Department of Entomology, Michigan State University, 288 Farm Lane, East Lansing, Michigan 48824, USA https://orcid.org/0000-0002-5173-3736 camptocerus@gmail.com Author Beaver, Roger A. 161 / 2 Mu 5, Soi Wat Pranon, T. Donkaew, A. Maerim, Chiangmai 50180, Thailand Author Cognato, Anthony I. Department of Entomology, Michigan State University, 288 Farm Lane, East Lansing, Michigan 48824, USA text ZooKeys 2020 983 1 442 http://dx.doi.org/10.3897/zookeys.983.52630 journal article http://dx.doi.org/10.3897/zookeys.983.52630 1313-2970-983-1 7DED4CE2934C4539945F758930C927F9 C890C7FD4B2D57A8B1A062305ED42D53 Xylosandrus diversepilosus (Eggers, 1941) Fig. 94G, H, L Xyleborus diversepilosus (Eggers), 1941b: 224. Xylosandrus diversepilosus (Eggers): Browne 1963 : 55. Type material. Holotype (ZMFK). Not examined. New records. China: Guizhou, [no locality], 29.x.2016, Wu, Y-K., ex Magnolia grandiflora (RABC, 1). Diagnosis. 2.4 mm long; 1.92 x as long as wide. This species is distinguished by its large size; elytral disc flat, longer than declivity; declivital face steep, abruptly separated from disc; elytra obliquely truncate; posterolateral margins of elytra carinate to interstriae 7; declivital face with four apparent granulate striae (striae 5 short, converging with striae 4 forming a loop); declivital face convex; declivital striae glabrous; interstriae granulate, granules multiseriate, confused with a row of erect hair-like setae longer than the width of 1-2 interstriae, granules with an erect hair-like seta; strial granules 2-3 x larger than those of interstriae; pronotum longer than wide, from dorsal view conical frontally (type 6) and lateral view taller (type 2), summit at basal 1/4, basal 1/4 shagreened, dull, densely punctate; and broad, dense mycangial tuft on the pronotal base. Similar species. Xylosandrus beesoni , X. borealis , X. discolor . Distribution. China (Fujian, Guizhou*), Taiwan. Host plants. Recorded only from Magnolia grandiflora ( Magnoliaceae ).