Taxonomic history

Cryptoxyleborus simplex Browne, 1949: 902.

Webbia simplex (Browne): Wood and Bright, 1992: 833.

Cryptoxyleborus simplex Browne: Bright and Skidmore, 1997: 5, 176.

Fraudatrix simplex (Browne): Cognato et al. 2020a: 546.

Diagnosis

1.75−2.0 mm long (mean = 1.92 mm; n = 5); 3.08−3.33 times as long as wide. This species is distinguished by the anterior margin of the pronotum subquadrate, short semi-recumbent interstrial setae and minute size.

May be confused with

Cryptoxyleborus confusus and C. percuneolus

Distribution

Brunei, Indonesia (Sumatra), East & West Malaysia, Thailand

Host plants

recorded from Dipterocarpus, Dryobalanops, Hopea, Shorea (Dipterocarpaceae) (Beaver and Hulcr 2008)

Remarks

Browne (1961b) notes that brood size can exceed 50.

DNA data

specimens not available for sequencing