Trbie Histerini

Koreana: (Ohara and Paik, 1998).

Key to the genera of the tribe Histerini

1 (10) External subhumeral stria of elytra not complete.

2 (3) Anterior margin of labrum projected. .................... Genus Pachylister Lewis

3 (2) Anterior margin of labrum nearly straight.

4 (7) Pronotum covered with large punctures.

5 (6) Elytra shiny, without large puncture. ............... Genus Merohister Reitter

6 (5) Elytra densely covered with large and deep punctures. .... Genus Zabromorphus Lewis

7 (4) Pronotum smooth, without large puncture.

8 (9) Pronotum with two lateral striae. ............... Genus Hister Linnaeus

9 (8) Pronotum with a lateral stria. ..................... Genus Atholus Thomson

10 (1) External subhumeral stria of elytra complete. ............. Genus Margarinotus Marseul


Taiwanese (Ohara 1999)

Key to the Taiwanese genera of the tribe Histerini.

1 (2) External subhumeral stria complete. ......................... Margarinotus Marseul, 1853

2 (1) External subhumeral stria not complete.

3 (6) Anterior margin of mesosternum straight or feebly curved outwardly.

4 (5) Ventral side of protibia only with several denticles (2-8) along outer margin. Prosternum and intercoxal disk of mesosternum without hair. ........................................ Atholus Thomson, 1859

5 (4) Ventral side of protibia with many denticles (more than 25). Prosternum and intercoxal disk of mesosternum with dense hairs. ................................ Asiaster Cooman, 1948

6 (3) Anterior margin of mesosternum emarginate medially.

7 (8) Anterior margin of labrum projected. ................................. Pachylister Lewis, 1900

8 (7) Anterior margin of labrum straight or round.

9 (10) Dorsal surface of elytra covered with coarse punctures. ....................................................................... Zabromorphus Lewis, 1906

10 (9) Dorsal surface of elytra shining, without coarse punctures.

11 (12) Lateral area of pronotum without coarse punctures. ............ Hister Linnaeus, 1758

12 (11) Lateral area of pronotum covered with coarse punctures. ........ Merohister Reitter, 1909


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