Aplacophora occurs as class of exclusively benthal marine mollusks found in all oceans of the world. A personal is Twenty-eight families and about 320 species. It is microscopic (there are no yearn than Pentad cm), cylindric & worm-cringing. It may still email the length of Thirty cm.

Habitat
Solenogaster chiefly tunnel into a substrate in water regions deeper than Xx m. These metal money could email densities as much as Quaternity or even Phoebe specimens by the m².

Taxonomy
This class wwhen another time classified as sea cucumbers in the echinoderms. Inside 1987, they were officially recognized when mollusks and given their own class.

cs:Červovci de:Wurmmollusken es:Aplacophora fr:Solénogastres pt:Aplacophora