Neolepetopsidae
Encyclopedia
Neolepetopsidae is 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 gastropods in the clade Patellogastropoda
Patellogastropoda
Patellogastropoda, common name true limpets and historically called Docoglossa, is a major phylogenetic group of marine gastropods, seen either as a clade or as a taxonomic order.-Taxonomy:Patellogastropoda was proposed by David R...

 (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005
Taxonomy of the Gastropoda (Bouchet & Rocroi, 2005)
The taxonomy of the Gastropoda as it was revised by Philippe Bouchet and Jean-Pierre Rocroi is currently the most up-to-date overall system for classifying gastropod mollusks...

).

This family has no subfamilies.

Etymology

The name of the family Neolepetopsidae is composed of prefix neo, that means "new" and word Lepetopsidae
Lepetopsidae
Lepetopsidae is an extinct family of gastropods in the clade Patellogastropoda.This family has no subfamilies.Members of extant family Neolepetopsidae probably developed from Lepetopsidae.- Taxonomy :...

, that is extint family of true limpets, from which species of Neolepetopsidae probably developed.

Taxonomy

Two Neolepetosidae species Eulepetopsis vitrea
Eulepetopsis vitrea
Eulepetopsis vitrea is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets.Eulepetopsis vitrea is the only species in the genus Eulepetopsis....

and Paralepetopsis floridensis
Paralepetopsis floridensis
Paralepetopsis floridensis is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets.Paralepetopsis floridensis is the type species in the genus Paralepetopsis....

were genetically analyzed by Harasewych & McArthur (2000), who confirmed placement of Neolepetopsidae within Acmaeoidea/Lottioidea
Lottioidea
Lottioidea is a superfamily of sea snails or limpets, marine gastropod mollusks in the clade Patellogastropoda, the true limpets.-2005 taxonomy:There are three families within Lottioidea in the taxonomy of the Gastropoda by Bouchet & Rocroi :...

 based on analysis of partial 18S rDNA.

Neolepetopsidae belongs to superfamily Neolepetopsoidea
Neolepetopsoidea
Neolepetopsoidea is considered as a synonym of Lottioidea.Previously Neolepetopsoidea was considered as a superfamily of sea snails, marine gastropod mollusks within the clade Patellogastropoda.-Families:...

 according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005
Taxonomy of the Gastropoda (Bouchet & Rocroi, 2005)
The taxonomy of the Gastropoda as it was revised by Philippe Bouchet and Jean-Pierre Rocroi is currently the most up-to-date overall system for classifying gastropod mollusks...

).

Neolepetopsoidea was synonymized with Lottioidea
Lottioidea
Lottioidea is a superfamily of sea snails or limpets, marine gastropod mollusks in the clade Patellogastropoda, the true limpets.-2005 taxonomy:There are three families within Lottioidea in the taxonomy of the Gastropoda by Bouchet & Rocroi :...

 so Neolepetopsidae was moved to superfamily Lottioidea in World Register of Marine Species
World Register of Marine Species
The World Register of Marine Species is a database that hopes to provide an authoritative and comprehensive list of names of marine organisms. The content of the registry is edited and maintained by scientific specialists on each group of organism. These taxonomists control the quality of the...

.

Distribution

Distribution of Neolepetopsidae include Northeastern Pacific, western Pacific (Paralepetopsis rosemariae) and Mid-Atlantic Ridge
Mid-Atlantic Ridge
The Mid-Atlantic Ridge is a mid-ocean ridge, a divergent tectonic plate boundary located along the floor of the Atlantic Ocean, and part of the longest mountain range in the world. It separates the Eurasian Plate and North American Plate in the North Atlantic, and the African Plate from the South...

.

Habitat

They live in deep sea
Deep sea
The deep sea, or deep layer, is the lowest layer in the ocean, existing below the thermocline and above the seabed, at a depth of 1000 fathoms or more. Little or no light penetrates this part of the ocean and most of the organisms that live there rely for subsistence on falling organic matter...

.

Their habitat include hydrothermal vent
Hydrothermal vent
A hydrothermal vent is a fissure in a planet's surface from which geothermally heated water issues. Hydrothermal vents are commonly found near volcanically active places, areas where tectonic plates are moving apart, ocean basins, and hotspots. Hydrothermal vents exist because the earth is both...

s, whalebone (baleen
Baleen
Baleen or whalebone is a filter-feeder system inside the mouths of baleen whales. The baleen system works when a whale opens its mouth underwater and then water pours into the whale's mouth. The whale then pushes the water out, and animals such as krill are filtered by the baleen and remain as food...

) and whale-fall habitats.

Genera

There are currently known 3 genera and altogether 12 species in Neolepetopsidae:
  • Neolepetopsis
    Neolepetopsis
    Neolepetopsis is a genus of sea snails, the true limpets, marine gastropod mollusks in the family Neolepetopsidae.-Species:Species within the genus Neolepetopsis include:* Neolepetopsis densata McLean, 1990...

    McLean, 1990 - type genus
    • Neolepetopsis gordensis
      Neolepetopsis gordensis
      Neolepetopsis gordensis is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets.Neolepetopsis gordensis is the type species in the genus Neolepetopsis....

      McLean, 1990 - type species
    • Neolepetopsis densata
      Neolepetopsis densata
      Neolepetopsis densata is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      McLean, 1990
    • Neolepetopsis nicolasensis
      Neolepetopsis nicolasensis
      Neolepetopsis nicolasensis is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      McLean, 2008 - from whalebone
    • Neolepetopsis verruca
      Neolepetopsis verruca
      Neolepetopsis verruca is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      McLean, 1990
    • Neolepetopsis occulta
      Neolepetopsis occulta
      Neolepetopsis occulta is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      McLean, 1990

  • Eulepetopsis
    Eulepetopsis
    Eulepetopsis is a genus of sea snails, the true limpets, marine gastropod mollusks in the family Neolepetopsidae.-Species:Species within the genus Eulepetopsis include:* Eulepetopsis vitrea McLean, 1990...

    McLean, 1990 - monotypic genus
    • Eulepetopsis vitrea
      Eulepetopsis vitrea
      Eulepetopsis vitrea is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets.Eulepetopsis vitrea is the only species in the genus Eulepetopsis....

      McLean, 1990

  • Paralepetopsis
    Paralepetopsis
    Paralepetopsis is a genus of sea snails, the true limpets, marine gastropod mollusks in the family Neolepetopsidae.-Species:Species within the genus Paralepetopsis include:* Paralepetopsis clementensis McLean, 2008...

    McLean, 1990
    • Paralepetopsis floridensis
      Paralepetopsis floridensis
      Paralepetopsis floridensis is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets.Paralepetopsis floridensis is the type species in the genus Paralepetopsis....

      McLean 1990 - type species
    • Paralepetopsis clementensis
      Paralepetopsis clementensis
      Paralepetopsis clementensis is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      McLean, 2008 - from whalebone
    • Paralepetopsis ferrugivora
      Paralepetopsis ferrugivora
      Paralepetopsis ferrugivora is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      Warén & Bouchet, 2001
    • Paralepetopsis lepichoni
      Paralepetopsis lepichoni
      Paralepetopsis lepichoni is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      Warén & Bouchet, 2001 - from Nankai Trench
    • Paralepetopsis rosemariae Beck, 1996
    • Paralepetopsis sasakii
      Paralepetopsis sasakii
      Paralepetopsis sasakii is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      Warén & Bouchet, 2009
    • Paralepetopsis tunnicliffae
      Paralepetopsis tunnicliffae
      Paralepetopsis tunnicliffae is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Neolepetopsidae, one of the families of true limpets....

      McLean, 2008 - from hydrothermal vent
      Hydrothermal vent
      A hydrothermal vent is a fissure in a planet's surface from which geothermally heated water issues. Hydrothermal vents are commonly found near volcanically active places, areas where tectonic plates are moving apart, ocean basins, and hotspots. Hydrothermal vents exist because the earth is both...


Further reading

  • Sasaki T. & Warén A. (2007). "Anatomy of Eulepetopsis vitrea McLean, 1990 (Patellogastropoda: Neolepetopsidae)". In: Jordaens, K., N. Van Houtte, J. Van Geothem, & T. Backeljau, editors. Abstracts, World congress of malacology. Antwerp, Belgium. July 15–20, 2007195.
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