title: The First Data on Larvae of Trematodes from the Gastropod Hydrobia acuta in the Black Sea
abstract: In this work, the first information on the species biodiversity of larvae of trematodes in the gastropod Hydrobia acuta is provided. As result of this research, the species diversity of trematodes of the most widespread species of mollusks Hydrobia acuta in bays of Sevastopol was studied. For the first time in the water area of Sevastopol, seven species of helminths from Hydrobia were discovered: five species of cercariae (Timoniella imbutiformis, Cryptocotyle sp., Gynaecotyla adunca, Maritrema 
journal: Biology Bulletin