Myrmica kasczenkoi

M. kasczenkoi is an hemixerophilous species, inhabiting dry and light pine forests and steppes where it nests in the soil, often under stones. Nuptial flights are from August-September. (Radchenko and Elmes 2010)

Identification
A member of the lobicornis species group. It is most similar to Myrmica pisarskii by the shape and sculpture of its alitrunk and waist, but differs by the base of the scape having a less angled curve without a vertical lobe or dent. (Radchenko and Elmes 2010)

Key to Myrmica of species of East Siberia, Russian Far East, Mongolia, Korean Peninsula, northern China, and Japan

Distribution based on Regional Taxon Lists
Palaearctic Region: Democratic Peoples Republic of Korea, Mongolia, Republic of Korea, Russian Federation.

Nomenclature

 *  kasczenkoi. Myrmica scabrinodis subsp. kasczenkoi Ruzsky, 1905b: 702 (w.m.) RUSSIA. Kupyanskaya, 1990: 113 (q.); Radchenko, 1994g: 82 (w.q.m.). Raised to species: Pisarski, 1969b: 296; Dlussky & Pisarski, 1970: 85; Collingwood, 1976: 302. Material of the unavailable name subaltaica referred here by Radchenko, 1994g: 82. See also: Radchenko & Elmes, 2010: 166.

Etymology
Radchenko and Elmes (2010) - this species was dedicated to the collector, the well-known Ukrainian zoologist, one of the founders of the Zoological Museum of the Ukrainian Academy of Sciences (Kiev), Dr. of medicine and Dr. of zoology, Prof. Nikolai Feofanovich Kasczenko (1855-1935).