Apetasimus atratus (Scott) Scott, 2006

Ewing, Curtis, 2006, Revision of the endemic Hawaiian sap beetle genus Apetasimus Sharp 1908 (Coleoptera: Nitidulidae), Zootaxa 1385, pp. 1-30 : 28-29

Apetasimus atratus (Scott) comb. nov.

Orthostolus atratus Scott in Sharp & Scott, 1908: 456.

Diagnosis

Similar to A. sordidus , being strongly transverse and dark. Black, brick red areas on elytra limited to base, antennae and legs brick red to dark brown. Differs from A. sordidus in male anal sclerite with lateral apical margin straight and convergent, apex truncate ( Fig. 7 L), pygidium slightly narrower than base of anal sclerite, truncate to shallowly emarginate. Length 4.5–5.6mm, Width 1.8–2.3mm.

Lectotype ɗ, glued to card, card labeled: " Orthostolus atratus , ɗ Haleakala, Maui, 5,000 ft., IV–1894, Perkins, Type H.S." underside of card labeled "116". [collection notes: "116, All under bark, above 5,000 ft." (Perkins 1892–1897)] (BMNH).

Paralectotypes: 2 Ψ (BMNH). 2 Ψ, 2 ɗ (BPBM).

Figures

FIGURE 7. A. A. sordidus, pronotum (dorsal view); B. A. guttatus, prosternum (lateral view); C. A. guttatus, prosternum (ventral view); D. A. atratus, left elytron, dashed line indicates explanate margin; E. A. sordidus, left elytron, dashed line indicates explanate margin; F. A. sordidus, anal sclerite (ventral view); G. A. kauaiensis, apex of anal sclerite; H. Orthostolus nsp., metafemur (ventral view); I. A. guttatus, metafemur (ventral view); J. A. guttatus, labial palp (ventral view); K. Eupetinus impressus, labial palp (ventral view); L A. atratus, anal sclerite (ventral view).