Cryptoxyleborus quadriporus Beaver, 1990 Fig. 39A, B, I

Cryptoxyleborus quadriporus Beaver, 1990: 281.

Type material.

Holotype (NHMUK).

New records.

Thailand: Chiang Mai, Fang, 12-19.iv.1958, T.C. Maa (BPBM, 1).

Diagnosis.

3.2-3.3 mm long (n = 2); 3.2-3.4 × as long as wide. This species is distinguished by the two distinctive pairs of round mycangial pits along the basal slope of elytra; and antennal funicle 4-segmented.

Similar species.

Cryptoxyleborus eggersi, C. stenographus, C. turbineus .

Distribution.

Thailand.

Host plants.

Unknown.

Remarks.

Only two specimens of this species are known, both from Chiang Mai, Thailand.