Xylosandrus dentipennis Park & Smith, 2020

Smith, Sarah M., Beaver, Roger A. & Cognato, Anthony I., 2020, A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China, ZooKeys 983, pp. 1-442 : 1

Xylosandrus dentipennis Park & Smith, 2020 Fig. 94A, B, I

Xylosandrus dentipennis Park & Smith, 2020 (in Park et al. 2020): 224.

Type material.

Holotype (RIFID), paratypes (MFNB, 1; MSUC, 2; UFFE, 3).

Diagnosis.

2.15-2.36 mm long (mean = 2.3 mm; n = 2); 2.4-2.56 × as long as wide. This species is distinguished by its moderate size; elytral disc gradually curving toward declivity, elytra rounded; posterolateral margins of elytra carinate to interstriae 7; declivital face with six punctate striae; declivital interstriae denticulate-granulate, uniseriate with minute erect setae less than the width of an interstria; pronotum as long as wide; pronotum from dorsal view rounded (type 1) and lateral view basic (type 0), summit at midpoint, basal 1/2 smooth, shiny, sparsely minutely punctate; and sparse mycangial tuft on the pronotal base.

Similar species.

Xylosandrus eupatorii , X. germanus , X. metagermanus .

Distribution.

China (Fujian, Guizhou, Jiangxi, Shanghai, Yunnan), Japan, South Korea.

Host plants.

This species has only been recorded from Magnolia ( Magnoliaceae ) and Camptotheca ( Nyssaceae ).

Figures

Figure 94. Dorsal, lateral and declivital view of Xylosandrus dentipennis paratype, 2.15 - 2.4 mm (A, B, I), X. derupteterminatus, 2.0 - 2.3 mm (C, D, J), X. discolor, 2.0 - 2.4 mm (E, F, K), and X. diversepilosus, 2.1 - 2.4 mm (G, H, L).