Eulissus ater

Janák, Jiří & Bordoni, Arnaldo, 2015, Revision of the genus Thyreocephalus and description of Afrus gen. nov. of Africa south of the Sahara (Coleoptera: Staphylinidae: Staphylininae), Zootaxa 4038 (1), pp. 1-94 : 29

T. ater group

Very large species (19–27 mm), body entirely black, at most last two abdominal segments and genital segment reddish ( Fig. 23 ). Head with interior ocular puncture situated close to inner margin of eye ( Fig. 25 ), ocular groove between interior ocular puncture and inner border of eye very short and shallow ( Fig. 25 ), temples with two small contiguous setiferous postocular punctures situated in small impression ( Figs. 25 , 65 ), labrum lobate ( Fig. 66 ).

Figures

FIGURES 22 – 23. 22, Thyreocephalus brunneiventris (Tottenham) — T. pilosus group; 23, T. alluaudi (Fauvel) — T. ater group. Scale 1 mm.

FIGURES 24 – 28. 24, Thyreocephalus brunneiventris (Tottenham); 25, 27, T. alluaudi (Fauvel); 26, T. interocularis (Eppelsheim); 28, T. ferox (Harold); 24, 25, head and anterior part of pronotum; 26, ventral side of pronotum (ap—antesternal plate, pr—prosternum, ip—intercoxal process, SL—superior line, IL—inferior line); 27, 28, metatibia (ac—apical ctenidium, sac—subapical ctenidium). Scale 0.5 mm.

FIGURES 65 – 69. Thyreocephalus alluaudi (Fauvel); 65, head and pronotum; 66, labrum; 67, male tergite 10; 68, male sternite 9; 69, aedeagus.