Taxonomic history

Cryptoxyleborus quadriporus Beaver, 1990: 281.


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

May be confused with

Cryptoxyleborus eggersi, C. stenographus, and C. turbineus



Host plants

unknown (Smith et al. 2020b)


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

DNA data

specimens not available for sequencing