Taxonomic history

Xyleborus destruens Blandford, 1896b: 221.

Euwallacea destruens (Blandford): Wood, 1989: 173.

Synonyms

Xyleborus barbatus Hagedorn, 1910a: 11. Bright and Skidmore 1997: 4, 149.

Xyleborus barbatulus Schedl, 1934b: 86. Bright and Skidmore 1997: 4, 149.

Xyleborus pseudobarbatus Schedl, 1942a: 193Wood 1989: 173.

Xyleborus nandarivatus Schedl, 1950a: 53. Wood 1989: 173.

Diagnosis

3.9−4.6 mm long (mean = 4.19 mm; n = 6); 2.54−2.79 times as long as wide. This species is distinguished by its large body size and elongate form; protibia distinctly triangular and with 4−6 denticles in the apical half; elytral declivity commencing at posterior third, steeper than in E. gravelyi, usually appearing concave in lateral view.

May be confused with

Euwallacea gravelyi

Distribution

from the Andaman Islands and Southwest China through Southeast Asia to Malaysia, Indonesia, and the Philippines to New Guinea, Australia, and the Pacific islands; recorded in the study region from China (Yunnan), India (Andaman Is), Taiwan, Thailand, Vietnam

Host plants

polyphagous (Browne 1961b)

Remarks

The species is an important pest of teak (Tectona grandis) (Lamiaceae) in Java and other areas where there is only a short or no dry season (Browne 1968a, Kalshoven 1962).

DNA data

Sequences available for COI and CAD.

COI: MN619927

CAD: MN620201