Euconnus schlosseri

Hlaváč, Peter & Stevanović, Miroslav, 2013, A review of the subgenus Cladoconnus Reitter of the genus Euconnus Thomson (Coleoptera: Staphylinidae: Scydmaeninae) from the Balkan Peninsula, Turkey and Caucasus, Zootaxa 3646 (4), pp. 401-425 : 405

Euconnus schlosseri species group

Key to species of the schlosseri species group of Cladoconnus of the Balkans, Turkey and Caucasus based on males ( E. (Cladoconnus) pararobustus Franz excluded from the key).

1 Colour pitchy-black, antennomere VII strongly transverse, 2.2 times as wide as long, body length 1.8–1.9 mm .............................................................................. E. (Cladoconnus) carinthiacus Ganglbauer

- Colour reddish-broun of variable shade, antennomere VII les than twice as wide as long............................. 2

2 Terminal antennomere twice as long as wide, antennomeres IX and X slightly longer than wide, body length 2.0 mm................................................................................. E. (Cladoconnus) pulcher Reitter

- Terminal antennomere not more than 1.7 times as long as wide, antennomeres IX and X transverse or subquadrate........ 3

3 Antennomere III subquadrate........................................................................... 4

- Antennomere III clearly transverse, at least 1.3 times as wide as long............................................ 9

4 Antennomere VIII elongate, 1.15 times as long as wide, body length 1.95 mm ......... E. (Cladoconnus) goerzensis Reitter

- Antennomere VIII subquadrate or transverse................................................................ 5

5 Antennomere X strongly transverse, 1.7–2.2 times as wide as long............................................. 6

- Antennomere X less transverse, les than 1.5 times as wide as long.............................................. 8

6 Head oval, antennomere X 2.2 times as wide as long, body length 1.4–1.5 mm ........ E. (Cladoconnus) dodecanicus Franz

- Head with tempora evenly convergent posteriorly, antennomere X 1.6–1.7 times as wide as long..................... 7

7 Terminal antennomere 1.6 times as long as wide, antennomere VIII subquadrate, VII strongly transverse, 1.9 times as wide as long, body length 1.65 mm ................................................ E. (Cladoconnus) gagranicus sp. nov.

- Terminal antennomere 1.35 times as long as wide, antennomere VIII transverse, 1.15 times as wide as long, VII more trans- verse, 1.45 times as wide as long, body length 1.65 mm .......................... E. (Cladoconnus) ispartensis sp. nov.

8 Antennomere IX elongate, 1.2 times as long as wide, head oval, body length 1.55–1.60 mm ................................................................................................... E. (Cladoconnus) schlosseri Reitter

- Antennomere IX transverse, 1.3 times as wide as long, head with tempora evenly convergent posteriorly, body length 1.50– 1.60 mm ................................................................ E. (Cladoconnus) meybohmi sp. nov.

9 Antennomere IX 1.4 times as wide as long, elytral sutural striae longer, reaching ¼ of elytral length, body size 1.65 mm .............................................................................. E. (Cladoconnus) robustus Reitter

- Antennomere IX 1.15 times as wide as long, elytral sutural striae short, just at the base of elytra, body size 1.50–1.55 mm ........................................................................... E. (Cladoconnus) anatolicus Franz