Taxonomic history

Xyleborinus echinopterus Smith, Beaver & Cognato 2020 (in Smith et al. 2020b): 342.

Diagnosis

3.0 mm long (n = 1); 2.73 times 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; elytral declivital face weakly sulcate; large body size; lateral declivital margins elevated, bearing 2−4 pairs of small, narrow, sharply pointed spines of equal size (often asymmetric) on basal 2/3 of declivity; sulcate area of declivity smooth, shining; and stout body.

May be confused with

Xyleborinus artestriatus, X. ephialtodes, X. octiesdentatus, X. schaufussi, X. speciosus, and X. spinipennis

Distribution

China (Hong Kong)

Host plants

unknown (Smith et al. 2020b)

DNA data

specimens not available for sequencing