6. Xyleborus testaceus (Walker) .
Bostrichus testaceus Walker, Ann. Mag. Nat. Hist. III, 3: 260, 1859.
Xyleborus testaceus (Walker) Hagedorn, Coleopt. Catalog. 26 (4): 112, 1910.
Piti, May 31 , June 6 ; Machanao, June 4, ex breadfruit stump ; Piti, Aug. 18, ex dead Leucaena glauca ; Yigo, Oct. 18, ex dead small-leaved Ficus .
Occurs in Ceylon; an abundant species in Guam.