Microperus undulatus (Sampson)

Beaver, R. A., Sittichaya, W. & Liu, L-Y., 2014, A Synopsis of the Scolytine Ambrosia Beetles of Thailand (Coleoptera: Curculionidae: Scolytinae), Zootaxa 3875 (1), pp. 1-82 : 57

116. Microperus undulatus (Sampson)

Xyleborus undulatus Sampson, 1919: 111 .

Microperus undulatus (Sampson) : Saha & Maiti, 1996: 827.

Thai distribution: C: Prachuab Khiri Khan; N: Chiang Mai; N-E: Chaiyaphum; S: Chumphon, Nakhon Sri Thammarat, Songkhla, Surat Thani, Trang ( Beaver 1999, as Coptodryas fragosus (Schedl) [misdetermined])

New records: Chaiyaphum, Tat Tone NP, Lumpatao head water, 15° 58.486' N, 102° 2.239' E, 270 m, dry evergreen [forest], pan trap, 6–7.ii.2007 ( T. Jaruphan & O. Budsawong) (1); Chiang Mai, Doi Pui, 1400 m, EtOH trap, 21.ii.–14.iii.2005 (W. Puranasakul) (1); Maerim, FIT, 19.vii.2003 ( R. A. Beaver) (1); Chumphon, Sawi distr., 10° 16' 55.0'' N, 99° 01' 17.2'' E, 67 m, durian plantation, EtOH trap, 1.iii.2010 (W. Sittichaya) (1); Nakhon Sri Thammarat, Chang Klang Distr. , 08° 20' 59.7'' N, 99° 40'14.6'' E, 70 m, Durian plantation, EtOH trap, 1.xii.2009 (W. Sittichaya) (2); Prachuab Khiri Khan, Kui Buri NP, ex ‘krachid’, 27.iii.2006 (S. Stephens et al.) (4); Songkhla, Ratthaphum distr. , ex durian branch, 4.xi.2008 (W. Sittichaya) (3); Surat Thani, Bhan Nasan Distr. , 08° 46' 47.2'' N, 99° 22' 46.2'' E, 96 m, EtOH trap in durian plantn, 1.ii.2010 (W. Sittichaya) (1) .

Other distribution: India (W. Bengal), Indonesia (Java), Malaysia (W.). The record from the Solomon Is. ( Bigger 1988) may be a misidentification. The species also occurs in Nepal (R. A. Beaver, unpublished record). (4)

Biology: The only recorded hosts are two species of Shorea (Dipterocarpaceae) ( Beeson 1930, Browne 1961a). The gallery system branches in three dimensions, and has brood chambers in the horizontal plane ( Browne 1961a).

Illustrations: D ( Maiti & Saha 2004 as Coptodryas undulatus ).