Xyleborus opacus Smith, Beaver & Cognato 2020 (in Smith et al. 2020b): 374.
2.70 mm long (mean = 2.90 mm; n = 3); 3.00 times as long as wide. This species is distinguished by the antennal club distinctly broader than tall; protibia with evenly rounded outer edge; elytral posterolateral costa absent, replaced by a short row of tubercles; elytral declivity strongly shagreened, strial punctures large, very shallow, difficult to distinguish; and discal interstrial setae biseriate.
unknown (Smith et al. 2020b)
Sequences available for COI.
COI: MN620043; MN620044