Taxonomic history

Xyleborus sisyrnophorus Hagedorn, 1910a: 7.

Cyclorhipidion sisyrnophorum (Hagedorn): Wood and Bright, 1992: 703.

Diagnosis

3.3−4.0 mm long (mean = 3.61 mm; n = 8); 2.2−2.5 times as long as wide. This species is distinguished by the type 5 antennal club which lacks visible sutures on both the anterior and posterior faces; anterior margin of pronotum with a distinct row of five serrations; declivital interstriae 2 granulate and stout form.

May be confused with

Cyclorhipidion perpilosellum and C. pruinosum

Distribution

‘Borneo’, India (Andaman Islands), Indonesia (Sumatra), East & West Malaysia

Host plants

recorded from Dryobalanops (Dipterocarpaceae), Xerospermum (Sapindaceae), and an unidentified species of Burseraceae (Beeson 1961, Browne 1961b); presumably polyphagous (Smith et al. 2020b)

DNA data

specimens not available for sequencing