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?????????? ???????????????? ???????????????? ???????????????? ?? ?????????????????????? ???????????? ???????????? ?? ?????????????????? ???????????????????????? Pisidioidea (Bivalvia)

2023
The data on small Pisidioidea specific composition and ecological structure in 15 lakes and Kiev water reservoir are presented. Certain problems of systemalics, occurrence and habitat distribution are discussed.
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Mollusca: Bivalvia

2015
AbstractWith approximately 15,000 described recent species, Bivalvia is the second largest molluscan class-level taxon. Compared to other conchiferan molluscs, the bivalve body plan has undergone several reductions, such as the lack of a distinct head including radula and buccal muscles, which is also reflected in the relatively simple nervous system ...
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The stomach in the bivalvia

Philosophical Transactions of the Royal Society of London. B, Biological Sciences, 1987
Abstract The Protobranchia, with a stomach of type I (Gastroproteia), comprise one of only two subclasses of Bivalvia. The stomachs of members of the deposit-feeding Nucu acea and Nuculanacea are basically comparable and differ from those of all filter-feeding bivalves in some important respects.
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