74. Cyclorhipidion pruinosulum (Browne) *
Xyleborus pruinosulus Browne in Beaver & Browne, 1979: 611.
Cyclorhipidion pruinosulum (Browne): Beaver, 1995a: 203.
Thai distribution: C: Chanthaburi, Suphanburi; N: Phetchabun; S: Chumphon, Nakhon Sri Thammarat, Surat Thani . New to Thailand .
New records: Chanthaburi, Khao Khitchakut NP, 100 m N/ Prabaht Unit, 12° 48.842' N, 102° 9.144' E, 203 m, MT,7–14.vii., 14–21.vii.2008 (Charoenchai & Suthida) (2); Chumphon, Sawi distr., 10° 16' 55.0'' N, 99° 01' 17.2'' E, 67 m, durian plantation, 1.ii.2010 (W. Sittichaya) (1); Nakhon Sri Thammarat, Namtok Yong NP, 8° 10.434' N, 99° 44.508' E, 80 m, MT, 23–30.ix.2008 (U-prai, K.) (1); as previous except: 8° 14.262' N, 99° 48.289' E, 966 m, MT, 14–21.vii., 11–18.viii.2008 (Paiboon) (2); Phetchabun, Thung Salaeng Luang NP, Kaeng Wang Nam Yen, 16° 36.587 'N, 100° 53.395' E, MT, 16–22.xi.2006 (no collector) (1); as previous except: 16° 37.531' N, 100° 53.745' E, 16–22.xi., 6–13.xii.2006 (2); Suphanburi, Pu Toei NP, Tapern Ki–yai waterfall, 14° 58.886' N, 99° 19.369' E, MT, 7–14.i.2009 (Wangkum P.) (1); Surat Thani, Khao Sok NP, Bang Huaraed, 8° 54.555' N, 98° 30.522' E, 122 m, MT, 7–14.iv.2009 (Pongphan) (1) .
Other distribution: Malaysia (W.). The species also occurs in Brunei Darussalam and East Malaysia (Sabah) (R. A. Beaver, unpublished records). (3)
Biology: Unknown.
Illustrations: D (Beaver & Browne 1979)