[Finding of the tropical group testate amoebae (Protozoa: Testacea) at the Far East ( Sikhote Alin Reserve)].

Testate amoebae species Hoogenraadia humicola, Planhoogenraadia media, and Distomatopyxis couillardi of the Gondwana-tropical and tropical groups have been found for the first time in the territory of Russia. Brown and dark-colored soil of oak forest in Primorsky Kray (Sikhote Alin Reserve, northeast part of the East Asian Holarctic) are the northernmost range of these tropical species. The morphometric data are presented and the specific composition of the communities and geographical distribution of the tropical group species are discussed. A new species Planhoogenraadia daurica Bobrov has been described.