Amasa latetruncata ( Schedl, 1942 )

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 : 207-208

Amasa latetruncata ( Schedl, 1942)

( Fig. 7 )

Xyleborus latetruncatus Schedl, 1942: 190 .

Amasa latetruncatus (Schedl) [sic]. Wood & Bright 1992: 683.

Diagnosis. 3.2–3.27 mm (mean 3.24 mm, n = 2) long; 2.18–2.28× as long as wide (mean 2.23, n = 2). This species is distinguished by pronotum short, broader than long, broadest at summit, type 1 when viewed dorsally, surface shagreened, dull; anterior slope covered with very fine, low asperities; posterior margin concave; elytra shining, strial punctures shallow, small, declivity abruptly truncate, face flat, dull, strial punctures round, larger than on disc, interstriae granulate, in 1–4 irregular rows per interstriae, interstriae 1 narrow, as wide as striae 1, interstriae 2 and 3 2× as wide as striae 2 and 3, respectively.

Similar species. Amasa opalescens (Schedl) , A. orbicaudata (Eggers) .

New records: THAILAND: Yala Province Hala-Bala Wildlife Sanctuary , 5°57′57.6″N 101°26′13.5″E, 1490 msl., ex. unknown branch, falling by elephant, elfin montane forest, 26.v.2021, W. Sittichaya, (NHMW) .

Distribution: Malaysia (Pahang). New to Thailand.

Host plants. Unknown.

Figures

FIGURE 7. Amasa latetruncata (Schedl, 1942) A) dorsal view; B) lateral view.