Pseudotorellia
Encyclopedia
Pseudotorellia is a genus
of small sea snail
s with a transparent, more or less internal, shell, marine
gastropod mollusks in the family
Velutinidae
. Because the shell is mostly internal, these snails resemble sea slugs in general appearance.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of small sea snail
Sea snail
Sea snail is a common name for those snails that normally live in saltwater, marine gastropod molluscs....
s with a transparent, more or less internal, shell, marine
Marine (ocean)
Marine is an umbrella term. As an adjective it is usually applicable to things relating to the sea or ocean, such as marine biology, marine ecology and marine geology...
gastropod mollusks in the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
Velutinidae
Velutinidae
Velutinidae is a family of small sea snails, marine gastropod molluscs in the clade Littorinimorpha.- Taxonomy :The following two subfamilies have been recognized in the taxonomy of Bouchet & Rocroi :* subfamily Velutininae J. E...
. Because the shell is mostly internal, these snails resemble sea slugs in general appearance.