INVERTEBRATE ZOOLOGY - H. I. Shcherbak - 2008

KINGDOM MULTICELLULAR ANIMALS (METAZOA)

SUBKINGDOM TRUE METAZOANS (EUMETAZOA)

SECTION TRIPLOBLASTIC (TRIPLOBLASTICA) OR BILATERAL (BILATERIA) ANIMALS

SUBSECTION SPIRALIA (SPIRALIA)

PHYLUM FLATWORMS (PLATHELMINTHES)

SUBPHYLUM TURSELLIANS (TURBELLARIA) OR ARCHIDERMATA (ARCHIDERMATA)

SUPERCLASS NEOPHORA (NEOPHORA)

A group of turbellarians inhabiting marine environments, freshwater bodies, and damp soil. They possess vitellaria and complex eggs, in which the fertilized oocyte is surrounded by several yolk Cells. Statocysts are absent. Development is direct.



Last update: 13/08/2026

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