Coptoborus silviasilasi Atkinson, 2018 Figure 16A-C, L

Coptoborus silviasilasi Atkinson, 2018: 345.

Type material.

Paratypes (MSUC, 2), examined.

New records.

None.

Diagnosis.

3.0 mm (mean = 3.0 mm; n = 2), 2.5 × as long as wide. This species is distinguished by the declivity broadly and deeply sulcate between interstriae 3, declivital interstriae 1 with a large digitate projection, its length ~2 × basal diameter, and a large digitate projection at the middle of the declivity on interstriae 3, and dark brown to black color.

Similar species.

None.

Distribution.

Mexico (Oaxaca).

Biology.

Atkinson (2018) reported collecting the species from an unidentified branch 2-5 cm in diameter in a coffee plantation.