Gabrius coryndoni Cameron 1942
Creators: name: Hromádka, Lubomír
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Staphylinidae
Gabrius
Gabrius coryndoni

description: Key to species of the Gabrius coryndoni species group   
1 Smaller species, body length 4.0– 4.2 mm...................................................................... 2  
– Larger species, body length 4.6–5.9 mm........................................................................ 3  
 2 Head square, median lobe with apical part parallel-sided, long and slender, not as wide as width between branches of paramere, in lateral view more elongate (Figs 22–23)...................................................................................................... G. negus Tottenham, 1956   
 – Head trapezoidal, apical part of median lobe conically narrowed into short obtuse apex (Figs 16–17).....................................................................................  G. lepidina sp. nov.    
3 Antennae unicoloured, black or brown.......................................................................... 4  
– Antennae with antennomeres 1 or 1–2 differently coloured than remainig antennomeres................................................................................................................................... 5  
 4 Antennae black and long, reaching posterior margin of pronotum when reclined, whole body black, legs brown, head slightly wider than long (ratio 18: 16). Genitalia as in Figs 19–21................................................................................... G. lethifer Tottenham, 1956   
 – Antennae brown and short, reaching posterior fourth of pronotum when reclined, pronotum and abdomen brown-black, elytra brown-red, legs yellow, tibiae infuscate. Head distinctly wider than long (ratio 20: 16). Genitalia as in Figs 4–6............................................................................................................................................... G. coryndoni Cameron, 1942   
5 Smaller species, body length 4.6–4.9 mm...................................................................... 6  
– Larger species, body length 5.2–5.8 mm.........................................................................9  
6 Antennae short, reaching midlength of pronotum or posterior fourth of pronotum when reclined........................................................................................................................... 7  
– Antennae long, reaching posterior ¿fth or posterior margin of pronotum when reclined...........................................................................................................................................8  
 7 Antennae reaching midlength of pronotum when reclined. Apical portion of median lobe distinctly narrowed into very long and very narrow apex (Fig. 34).............................................................................................................................................  G. amadina sp. nov.    
 – Antennae reaching posterior fourth of pronotum when reclined. Apical portion of median lobe in lateral view (Fig. 11), widened and with truncate apex................................................................................................................................... G. fleuxellus Tottenham, 1956   
 8 Antennae reaching posterior ¿fth of pronotum when reclined. Apical portion of median lobe in lateral view as in Fig. 29......................................... G. ramifer Tottenham, 1956   
 – Antennae reaching posterior margin of pronotum when reclined. Genitalia as in Figs 13–15................................................................................. G. huendus Tottenham, 1956   
9 Antennae short, reaching posterior fourth or ¿fth of pronotum when reclined........... 10  
– Antennae long, reaching posterior margin of pronotum when reclined........................11  
 10 Antennae reaching posterior fourth of pronotum when reclined, apex of median lobe (Fig. 31), wider than in following species (compare with Fig. 1)........................................................................................................................................... G. vulcanus Cameron, 1950   
 – Antennae reaching posterior ¿fth of pronotum when reclined, apex of median lobe (Fig. 1) narrower than that in previous species (compare with Fig. 31).................................................................................................................................... G. amans Tottenham, 1963   
 11 Elytra wider than long (ratio 27: 23), median lobe parallel-sided, apex almost straight (Fig. 25).............................................................................. G. obnixus Tottenham, 1956   
 – Elytra as long as wide, median lobe slightly narrowed towards obtusely rounded apex (Fig. 7)................................................................................ G. dolosus Tottenham, 1956
description: Published as part of Hromádka, Lubomír, 2014, A review of the Afrotropical Gabrius coryndoni species group (Coleoptera: Staphylinidae: Staphylininae), pp. 555-562 in Acta Entomologica Musei Nationalis Pragae 54 (2) on pages 557-559, DOI: 10.5281/zenodo.5299496