Fedorenko D.N. 2023. A review of Pterostichus subgenus Orientostichus (Coleoptera: Carabidae: Pterostichini) from Indochina, with description of new species // Russian Entomol. J. Vol.32. No.2: 155–170 [in English].
A.N. Severtsov Institute of Ecology and Evolution, Leninsky pr. 33, Moscow 119071 Russia. E-mail: dmitri-fedorenko@yandex.ru
doi: 10.15298/rusentj.32.2.05
ABSTRACT. The subgenus Orientostichus Sciaky et Allegro, 2013, of the carabid genus Pterostichus Bonelli, 1810, is re-described. Eight species are reviewed, including new five from Vietnam: P. matalini sp.n., P. makarovi sp.n., P. pseudolesticoides sp.n., P. laevistriatus sp.n., and P. tamdaoensis sp.n. The species reviewed are arranged into two species groups, the prattii-group and the lesticoides-group. A key for identification of the species from Indochina is provided.
KEY WORDS: Coleoptera, Carabidae, Pterostichus, Orientostichus, new species, Vietnam, Oriental region.