Taxonomic history

Xyleborus artestriatus Eichhoff, 1878b: 507.

Xyleborinus artestriatus (Eichhoff): Saha and Maiti, 1984: 4.

Synonyms

Xyleborus laticollis Blandford, 1896b: 226. Schedl 1958c: 152.

Xyelborus angustior [sic] Eggers, 1925: 158. Smith et al. 2020b: 336.

Xyleborus rugipennis Schedl, 1953b: 303. Wood 1989: 176.

Xyleborus undatus Schedl, 1974: 264. Smith et al. 2020b: 336.

Xyleborus beaveri Browne, 1979 (in Beaver and Browne 1979): 603. Beaver and Liu 2010: 30.

Diagnosis

2.3−2.8 mm long (mean = 2.48 mm; n = 5); 2.3−3.13 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 along interstriae 3, bearing 2−3 pairs of large, broad, obtusely pointed tubercles of different sizes on basal half of declivity; sulcate area of declivity smooth, shining or opalescent; and stout body.

May be confused with

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

Distribution

Recorded in the study region from Bangladesh, Cambodia, China (Chongqing, Fujian, Guangdong, Guangxi, Hainan, Hong Kong, Shanghai, Yunnan, unknown province), India (Madhya Pradesh, Sikkim, Uttarakhand, West Bengal), Laos, Myanmar, Taiwan*, Thailand, Vietnam. It also occurs in Sri Lanka, and through the Indomalayan region to New Guinea and Australia, and has been introduced to the United States (Cognato et al. 2013, Gomez et al. 2018a).

Host plants

polyphagous (Wood and Bright 1992)

Remarks

In this species the gallery system is branched with several small brood chambers (Browne 1961b).

DNA data

Sequences available for COI and CAD.

COI: MN620016MN620017MN620018MN620019MN620020

CAD: MN620285MN620286MN620287