''Optediceros'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of minute

operculate The operculum (; ) is a corneous or calcareous anatomical structure like a trapdoor that exists in many (but not all) groups of sea snails and freshwater snails, and also in a few groups of land snails; the structure is found in some marine and ...

snail A snail is, in loose terms, a shelled gastropod. The name is most often applied to land snails, terrestrial pulmonate gastropod molluscs. However, the common name ''snail'' is also used for most of the members of the molluscan class Gastro ...

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...

s or

micromollusk A micromollusk is 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 ...

s in the subfamily Ekadantinae of the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Assimineidae Assimineidae is a family of minute snails, also known as palmleaf snails, with an operculum, gastropod mollusks or micromollusks in the superfamily Rissoidae. Many of these very small snails live in intermediate habitats, being amphibious betwee ...

.MolluscaBase (2019). MolluscaBase. Optediceros Leith, 1853. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=716995 on 2019-06-23

Species

Species within ''Optediceros'' include: * ''

Optediceros breviculum ''Optediceros breviculum'', common name the red mangrove snail, is a species of minute operculate snail, a freshwater or marine gastropod mollusk or micromollusk in the family Assimineidae. Distribution The distribution of ''Optediceros brevicu ...

'' (Pfeiffer, 1855) * '' Optediceros marginatum'' Leith, 1853 ;Species brought into synonymy: * ''Optediceros corneum'' Leith, 1853: synonym of ''

Assiminea cornea ''Assiminea'' is a genus of minute, salt-tolerant snails with an operculum, aquatic gastropod mollusks, or micromollusks, in the family Assimineidae.Bouchet, P.; Gofas, S. (2015). Assiminea Fleming, 1828. Accessed through: World Register of Mar ...

'' (Leith, 1853) (original combination)

References

* Leith, A. H. 1853. ''Note on an Apparently New Genus of Gasteropod.'' The Journal of the Bombay Branch of the Royal Asiatic Society 5: 145-146. * Habe, T. (1942). Classification of Japanese Assimineidae. Venus. 12(1-2): 32-56, pls 1-4.

External links

Fukuda H. & Ponder W.F. 2003. ''Australian freshwater assimineids, with a synopsis of the Recent genus-group taxa of the Assimineidae (Mollusca: Caenogastropoda: Rissooidea).'' Journal of Natural History, 37: 1977-2032
Assimineidae {{Assimineidae-stub