Microdajus tchesunovi sp. n. (Tantulocarida, Microdajidae) – A new crustacean parasite from the White Seaстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:A new species of Tantulocarida, Microdajus tchesunovi sp. n., was found on tanaid host, Typhlotanais sp. of
the family Nototanaidae, collected from silty sediment in the Kandalaksha Bay in the White Sea. Several
tantulus larvae, developing males at different stages of metamorphosis, and early stages of parthenogenetic
females were found attached to different sites of their hosts. Ultrastructure of the new species was
studied with SEM. Microdajus tchesunovi sp. n. can be easily distinguished from other species of the genus
Microdajus Greve by the presence of a pair of longitudinal dorsal lamellae at the anterior end of the cephalon.
It is also characterized by the presence of an endopod seta on the sixth thoracopod and the absence
of thoracopodal endites. A morphological comparison of species of the family Microdajidae is presented
in tabular form.