Xyleborinus sculptilis (Schedl, 1964)

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

Xyleborinus sculptilis (Schedl, 1964) Fig. 85E, F, K

Xyleborus sculptilis Schedl, 1964b: 247.

Xyleborinus sculptilis (Schedl): Wood and Bright 1992: 816.

Type material.

Paratype (NHMW).

New records.

Taiwan: Taipei City, TFRI Botanical Garden, 12.iii.2014, L.J. Wang, ex log (RABC, 1).

Diagnosis.

2.1-2.25 mm long (mean = 2.16 mm; n = 4); 2.81-3.14 × as long as wide. This species is distinguished by the posterior margin of elytra broadly rounded; declivital face with interstriae 1 and 2 unarmed by tubercles; declivital face weakly sulcate; small body size; lateral declivital margins feebly elevated, bearing three small pairs of sharply pointed denticles, denticles increasing in size from base to apex; sulcate area punctate, surface smooth, opalescent; and elongate body form.

Similar species.

Xyleborinus cuneatus , X. disgregus , X. jianghuasuni .

Distribution.

Brunei, Laos, East Malaysia, Taiwan*, Thailand.

Host plants.

Recorded from Artocarpus ( Moraceae ) and Mangifera ( Anacardiaceae ) ( Schedl 1964b; Sittichaya 2012).

Figures

Figure 85. Dorsal, lateral and declivital view of Xyleborinus saxesenii, 2.3 - 2.5 mm (A, B, I), X. schaufussi, 2.5 - 3.1 mm (C, D, J), X. sculptilis paratype, 2.1 - 2.25 mm (E, F, K), and X. speciosus holotype, 2.6 - 2.7 mm (G, H, L).