Taxonomic history

Xyleborus concinnus Beeson, 1930: 214.

Coptodryas concinnus (Beeson): Wood, 1989: 171.

Synonyms

Xyleborus flexicostatus Schedl, 1942c: 31. Kalshoven 1959b: 152. Wood 1989: 171.

Diagnosis

2.3 mm long (mean = 2.3 mm; n = 4); 2.09−2.3 times as long as wide. This species can be distinguished by the dense tuft of setae along the elytral base extending to interstriae 4; body glabrous except for pronotal and elytral bases; striae and interstriae uniseriate punctate, elytral disc strongly shining; declivity shagreened; declivity bisulcate, interstriae 2 to striae 3 moderately depressed, interstriae 4−7 carinate, interstriae 4 strongly tumescent and sharply carinate from base to apical quarter; posterolateral margin carinate to interstriae 7; protibia distinctly triangular; pronotum rounded, robust (type 5) when viewed laterally and rounded (type 1) when viewed dorsally.

May be confused with

Coptodryas amydra, C. carinata, C. elegans, andC. nudipennis

Distribution

China (Hong Kong), India (West Bengal), Indonesia (Java), Myanmar, Thailand

Host plants

recorded from Albizia (Fabaceae), Camellia (Theaceae), and Lansium (Meliaceae) (Beeson 1930, Kalshoven 1959b, Maiti and Saha 2004)

Remarks

Records of Coptodryas elegans (Sampson) in Beaver et al. (2014) should be referred to this species.

DNA data

specimens not available for sequencing