Fraudatrix simplex (Browne) comb. n.

(Figs 15–18)

Cryptoxyleborus simplex Browne, 1949: 902 .

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

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

Diagnosis: 1.75–2.00 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.

Material examined: MALAYSIA: Penang, Muka Head, 23.iv. [19]75, R. A. Beaver (RABC, 5) . THAILAND: Chiang Mai, C[hiang] M[ai] Univ [ersity], 300m, ex EtOH trap, 27.iii.‒17.iv. [20]06, W. Puranasakul (RABC, 1); Nakhon Sri Thammarat, EtOH trap, 1.i.2010, W. Sittichaya (RABC, 1); as previous except: 1.xi. [20]10 (MSUC, 1) .

Distribution: Brunei, Indonesia (Sumatra), East & West Malaysia, Thailand.

Host plants: Recorded from Dipterocarpus, Dryobalanops, Hopea and Shorea (Dipterocarpaceae) (Beaver & Hulcr 2008).

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