Amasa dasyura ( Browne, 1950 )

Sittichaya, Wisut & Smith, Sarah M., 2022, New species and new records of Amasa Lea, 1894 ambrosia beetles from Thailand (Coleoptera: Curculionidae: Scolytinae: Xyleborini), Zootaxa 5196 (2), pp. 197-210 : 207

Amasa dasyura ( Browne, 1950)

( Fig. 6 )

Xyleborus dasyurus Browne, 1950: 645 .

Amasa dasyurus (Browne) [sic]. Wood & Bright 1992: 683.

Diagnosis: 3.12–3.25 mm long (mean 3.19 mm, n = 2); 2.14–2.24× as long as wide (mean 2.19, n = 2). This species is distinguished by the pronotum appearing basic (type 2) when viewed dorsally, anterior margin with a row of short median serrations which give the anterior margin a slightly acute appearance, pronotal disc covered with very fine very dense punctures, declivital striae narrow, punctate, interstriae 4–5 times broader than striae, with dense short bristle-like setae.

Similar species: Amasa anomala (Schedl) .

New records: Thailand: Nakhon Sri Thammarat Province , Khao Luang National Park, 8°43′08.7″N 99°40′39.2″E, tropical rainforest, ethanol baited trap, 01.iii.2010 (2), (all W. Sittichaya), (2 WSTC) .

Distribution: Malaysia (Kelantan). New to Thailand.

Host plants: Unknown.

Figures

FIGURE 6. Amasa dasyura (Browne, 1950) A) dorsal view; B) lateral view.