Ringiculidae
Encyclopedia
Ringiculidae are a 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...

 of minute deep water sea snail
Snail
Snail is a common name applied to most of the members of the molluscan class Gastropoda that have coiled shells in the adult stage. When the word is used in its most general sense, it includes sea snails, land snails and freshwater snails. The word snail without any qualifier is however more often...

s or micromolluscs, 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 or micromollusk
Micromollusk
A micromollusk is a descriptive term for a shelled mollusk which is extremely small, even at full adult size. The word is usually, but not exclusively, applied to marine mollusks, although in addition, numerous species of land snails and freshwater mollusks also reach adult size at very small...

s in the informal group Lower Heterobranchia
Lower Heterobranchia
Lower Heterobranchia, also known as the Allogastropoda, is a group of rather specialized, highly-evolved sea slugs and sea snails, within the clade Heterobranchia...

.

Ringiculidae is the only family within the superfamily Ringiculoidea.

The shells of species in this family superficially resemble minute versions of the shells of the Cassinae
Cassinae
Cassidae is a taxonomic family of medium-sized, large and sometimes very large sea snails commonly called helmet snails or bonnet snails. These are marine gastropod mollusks in the superfamily Tonnoidea and the clade Littorinimorpha....

.

Genera

Genera in the family Ringiculidae include:
  • Microglyphis Dall
    W. H. Dall
    William Healey Dall was an American naturalist, a prominent malacologist, and one of the earliest scientific explorers of interior Alaska...

    , 1902
  • Ringicula
    Ringicula
    Ringicula is a genus of minute deepwater sea snails, marine gastropod mollusks or micromollusks belonging to the family Ringiculidae.-Species:The following speces are included within the genus Ringicula:* Ringicula arctata Gould, 1860...

    Deshayes, 1838

Further reading

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