Episcaphium

Sheng, Chun & Gu, Fu-Kang, 2009, Two new species of the genus Episcaphium Lewis (Coleoptera, Staphylinidae, Scaphidiinae) of China, Zootaxa 2325, pp. 35-38 : 35-36

Key to Episcaphium species of China

1 Pronotum and elytra black ............................................................................................................................................ 2

- Pronotum and elytra ochreous with black spots or fasciae .......................................................................................... 4

2 Elytra without puncture rows; abdomen ochreous. Aedeagus as in Figs. 14 –17 in Löbl (1999). BL: 6.5–7.5 mm. China (Yunnan) ................................................................................................................................... E. strenuum Löbl

- Elytra with 4 discal puncture rows; abdomen black .................................................................................................... 3

3 Antebasal pronotal rows impressed laterally; elytra with distinct apical impressions. Aedeagus as in Figs. 12–14

(this paper). BL: 4.6 mm. China (Sichuan)....................................................... E. dabashanum Sheng & Gu , sp. nov. - Antebasal pronotal rows not impressed laterally; elytra without impressions. Aedeagus as in Figs. 11–13 in Löbl (1999). BL: 5.0 mm. China (Sichuan) ............................................................................................ E. catenatum Löbl

4 Elytra each with two black transverse fasciae, without discal puncture rows. Aedeagus as in Figs. 1–3 in Löbl (2002). BL: 4.2–4.6 mm. China (Sichuan) ...................................................................................... E. watanabei Löbl

- Elytra each with one apical black spot, with 4 discal puncture rows ........................................................................... 5

5 Tempora without punctures; pronotum with a pair of black basal spots situated between antebasal puncture row and basal edge. Aedeagus as in Figs. 18–20 in Löbl (1999). BL: 4.8–5.5 mm. China (Yunnan) ........ E. haematoides Löbl

- Tempora densely punctate; pronotum with a pair of black admesal spots situated above antebasal puncture row. Aedeagus as in Figs. 5–7 (this paper). BL: 4.6–4.8 mm. China (Shaanxi) .......... E. changchini Sheng & Gu, sp. nov.

Figures

FIGURES 8 – 14. Episcaphium dabashanum sp. nov. 8 — habitus; 9 — antenna; 10 — mesoventral process; 11 — metaventrite; 12 — aedeagus, lateral view; 13 — aedeagus, dorsal view; 14 — detail of internal sac. Scale bar 1 mm (8); 0.25 mm (9 – 14).

FIGURES 1 – 7. Episcaphium changchini sp. nov. 1 — habitus; 2 — antenna; 3 — mesoventral process; 4 — metaventrite; 5 — aedeagus, lateral view; 6 — aedeagus, dorsal view; 7 — detail of internal sac. Scale bar 1 mm (1), 0.25 mm (2 – 7).