Stenus cautus Erichson, 1839

Serri, Sayeh & Frisch, Johannes, 2016, Species diversity, chorology, and biogeography of the Steninae MacLeay, 1825 of Iran, with comparative notes on Scopaeus Erichson, 1839 (Coleoptera, Staphylinidae), Deutsche Entomologische Zeitschrift 63 (1), pp. 17-44 : 20-21

Stenus cautus Erichson, 1839 Fig. 6 , Suppl. material 1

Chorology.

Stenus cautus is widely distributed across the temperate and northern Palaearctic from France to the Russian Far East. The first record for Iran was published by Puthz (2012a: 304). As far as known presently, the species reaches its southern limit of distribution in the northwest of Iran (Fig. 6 ), where it was found as far south as Chadegan (Esfahan Province).

Biogeographical characterization.

No biogeographical assigning is possible for this trans-Palaearctic species.

Figures

Figures 1 - 6. Distribution of Steninae in Iran. 1. Geographical subdivision of Iran modified after Petrov (1955) and 2 - 6 distribution data of Steninae: 2. Dianous and the Stenus alpicola species group: ● Dianous coerulescens korgei, ○ Stenus proprius; 3. Stenus ater species group: ➕ Stenus affaber, ● Stenus ater, △ Stenus hypoproditor, ■ Stenus intricatus zoufali, ● Stenus mongolicus, ○ Stenus nodipes, ▲ Stenus skoraszewskyi; 4. Stenus brunnipes species group: ● Stenus brunnipes brunnipes; 5. Stenus canaliculatus species group: ● Stenus canaliculatus; 6. Stenus cautus species group: ○ Stenus cautus. Abbreviations: C - Caspian wet forest region, D - deserts and salt marshes, G - Golestan region, Gh - Ghohrud Mountains, Hm - mountains of Hormozgan, Khu - Khuzestan Plain, NB - North Baluchestan Mountains, NKh - North Khorasan Mountains, NNW - northern part of North Zagros Mountains, NZ - North Zagros Mountains, SB - South Baluchestan Mountains, SC - coast of Persian Gulf and Oman Sea, SE - southern slopes of Elburz Mountains, SKh - southern Khorasan Mountains, SZ - southern Zagros Mountains in Fars, Z - Zagros Mountains.