39. Arixyleborus granulifer (Eggers) *

Xyleborus granulifer Eggers, 1923: 206 .

Arixyleborus granulifer (Eggers): Browne, 1955: 350.

Thai distribution: C: Nakhon Nayok; N: Tak; N-E: Nakhon Ratchasima; S: Nakhon Sri Thammarat, Surat Thani. New to Thailand.

New records: Nakhon Nayok, Khao Yai NP, Valley at entrance of Huay Pak Chee, 14° 27.115' N, 101° 21.951' E, 733 m, litter sample, 25–28.xi.2006 (P. Sandao) (1) ; Nakhon Ratchasima, Khao Yai NP, Dong Suer Paan, 14° 27.511' N, 101° 22.408' E, 760 m, moist evergreen forest, MT, 12–19.xii.2006 (P. Sandao) (1); Nakhon Sri Thammarat, Khao Luang NP, headquarters, 08° 22' 21.6'' N, 99° 44' 14.7'' E, 196 m, EtOH trap, various dates from 01.ii.2010 – 31.vi.2011 (W. Sittichaya) (20); Surat Thani, Khao Sok NP, Klong Mog Unit , 8° 53.725' N, 98° 39.025' E, 87 m, MT, various dates from 17.vii.–11.xi.2008, 24–31.iii.2009 (Pongphan) (17); as previous except: Headquarters, 8° 54.896' N, 98° 31.81' E, 115 m, MT, various dates from 24.viii.–30.xii.2008 (Buathong, S.) (7); as previous except: Bang Huaraed, 8° 54.555' N, 98° 30.522' E, 122 m, MT,10–17.viii., 11–18.xi.2008, 30.xii.2008 – 6.i.2009 (Pongphan) (3); Tak, Umphang Distr., Thung Yai WS, Song Bae stream, 15 o 28' N, 98 o 48' E, 300 m, evergreen rain forest, 18–27.iv.1988 (M. J. D. Brendell) (1).

Other distribution: Indonesia (Sulawesi, Sumatera), Malaysia (E. & W.), Philippines, Sri Lanka. Intercepted in Japan in timber from the region. (4)

Biology: Polyphagous. Ohno (1990), for example, records twenty different genera in fifteen different families. Browne (1961a) describes the gallery system. The life cycle takes about 8 weeks (Browne 1961a).

Illustrations: P (Nobuchi 1978).