Fraudatrix simplex (Browne) Cognato & Smith & Beaver, 2020

Cognato, Anthony I., Smith, Sarah M. & Beaver, Roger A., 2020, Two new genera of Oriental xyleborine ambrosia beetles (Coleoptera, Curculionidae: Scolytinae), Zootaxa 4722 (6), pp. 540-554 : 546-547

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.

Figures

FIGURES 3–18. Lateral, dorsal, posterior oblique and anterior view of Fraudatrix cuneiformis (3–6), F. melas (7–10), F. pileatula (11–14), F. simplex (15–18).