Hyperstoma

Janisova, Kristyna & Bocakova, Milada, 2011, Review of the genus Hyperstoma (Coleoptera: Lampyridae), Zootaxa 2975, pp. 64-68 : 67

Key to species of the genus Hyperstoma

1. Antennomeres 1–2 light brown, 3-11 dark brown. Terminal abdominal tergum shorter than lateral protrusions of penultimate tergum ( Fig. 9 ), forming slender apertures along terminal tergum; apex of phallus truncated, emarginate distally, basal portion of phallus provided with forked appendage, parameral apices truncated, with oblique edge distally... Hyperstoma marginata

- Antennomeres 1–6 yellow to light brown, 7-11 dark brown. Terminal abdominal tergum longer than lateral protrusions of penultimate tergum ( Fig. 10 ) with moderately hooked thorn in 2/3 of its length, longitudinal aperture along terminal tergum circular basally; apex of phallus rounded, basal portion of phallus provided with forked refracted appendage, parameral apices rounded...................................................................... Hyperstoma wittmeri sp. nov.

Figures

FIGURES 5 – 10. 5 – 8 Male genitalia in ventral and lateral view, 9 – 10 terminal and penultimate abdominal terga. 5, 6, 9 Hyperstoma marginata; 7, 8, 10 H. wittmeri sp. nov. Scale— 0.5 mm.