There was a collection of entomological and parasitological researches

The 20th number "Entomological and Parasitological Researches in the Volga Region" under edition of the head of the department of morphology and ecology of animals of biological faculty Anikin V. V. was published. materials are presented to Cheske-Budeevitsa in the collection concerning entomology and parasitology of researchers from Elista, Saratov, Samara, Ulyanovsk, Penza, Saransk, Cheboksary, Kazan, Borka, Moscow, Saint Petersburg, Vitebsk, . Data on a hetotaksiya of a parthenogenetic type of Apterona helicoidella are for the first time provided in an entomological cycle of articles from family psikhid; the zoogeographical are presented...