Taxonomic history

Acanthotomicus truncatus Stebbing, 1907: 40.

Xyleborus schlichii Stebbing, 1914: 592. New name for Xyleborus (Acanthotomicus) truncatus (Stebbing, 1907) nec Erichson 1842.

Amasa schlichi [sic] (Stebbing): Wood, 1989: 169.

Synonyms

Acanthotomicus truncatus Stebbing, 1907: 40. Preoccupied by Erichson 1842.

Xyleborus glaber Eggers, 1930: 185. Wood, 1989: 169.

Xyleborus uniseriatus Eggers, 1936b: 89. Schedl, 1963b: 268.

Xyleborus verax Schedl, 1939b: 43. Kalshoven, 1959a: 95.

Diagnosis

2.9−3.5 mm long (mean = 3.21 mm; n = 10); 2.23−2.54 times as long as wide. The species can be distinguished by the pronotum appearing basic (type 2) when viewed dorsally, anterior margin serrate; elytral declivital surface shagreened to opalescent, dull, opaque; declivity glabrous; and declivital interstria 1 granulate (typically near apex), interstriae 2, 3 unarmed.

May be confused with

Amasa cycloxyster, A. galeoderma, A. resecta, A. versicolor, and A. youlii

Distribution

China (Hong Kong, Yunnan), India (Assam, West Bengal), Indonesia (Java), East & West Malaysia, Thailand, Vietnam

Host plants

apparently polyphagous (Beeson 1961, Beaver and Browne 1978Maiti and Saha 2004)

DNA data

Sequences available for COI and CAD.

COI: MN619810MN619811MN619812MN619813

CAD: MN620110