For faster navigation, this Iframe is preloading the Wikiwand page for List of near threatened molluscs.

List of near threatened molluscs

14 extinct in the wild mollusc species (0.20%)581 critically endangered mollusc species (8.4%)507 endangered mollusc species (7.3%)879 vulnerable mollusc species (13%)535 near threatened mollusc species (7.7%)2437 least concern mollusc species (35%)1988 data deficient mollusc species (29%)
Mollusc species (IUCN, 2020.1)
  • 6941 extant species have been evaluated
  • 4953 of those are fully assessed[a]
  • 2972 are not threatened at present[b]
  • 1967 to 3955 are threatened[c]
  • 324 to 441 are extinct or extinct in the wild:
    • 311 extinct (EX) species[d]
    • 13 extinct in the wild (EW)
    • 117 possibly extinct [CR(PE)]
    • 0 possibly extinct in the wild [CR(PEW)]

  1. ^ excludes data deficient evaluations.
  2. ^ NT, LR/cd, LC.
  3. ^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. ^ Chart omits extinct (EX) species
Near threatened (NT) species do not currently qualify for critically endangered (CR), endangered (EN) or vulnerable (VU) status, but are likely to qualify for a threatened category in the near future, or are already close to qualifying.

In September 2016, the International Union for Conservation of Nature (IUCN) listed 535 near threatened mollusc species.[1] Of all evaluated mollusc species, 7.4% are listed as near threatened. The IUCN also lists nine mollusc subspecies as near threatened.

No subpopulations of molluscs have been evaluated by the IUCN.

This is a complete list of near threatened mollusc species and subspecies evaluated by the IUCN.

Gastropods

There are 477 species and four subspecies of gastropod assessed as near threatened.

Stylommatophora

Stylommatophora includes the majority of land snails and slugs. There are 250 species and four subspecies in the order Stylommatophora assessed as near threatened.

Zonitids

Clausiliids

Species

Subspecies

  • Alopia bielzii clathrata
  • Macrogastra lineolata euzieriana

Helminthoglyptids

Camaenids

Species

Subspecies

  • Glyptorhagada wilkawillina umbilicata

Vertiginids

Cochlicellids

  • Monilearia montigena
  • Monilearia multipunctata
  • Monilearia phalerata
  • Monilearia tubaeformis
  • Ripkeniella petrophila

Trissexodontids

Helicids

  • Allognathus pyrenaicus
  • Arianta hessei
  • Arianta schmidtii
  • Arianta stenzii
  • Cattania ardica
  • Cattania maranajensis
  • Cattania petrovici
  • Chilostoma achates
  • Chilostoma acrotricha
  • Chilostoma ambrosi
  • Chilostoma crinita
  • Chilostoma denudata
  • Chilostoma euboeae
  • Chilostoma fuchsi
  • Chilostoma pentheri
  • Chilostoma sztolcmani
  • Chilostoma zebiana
  • Chilostoma ziegleri
  • Faustina rossmaessleri
  • Hemicycla bethencourtiana
  • Hemicycla diegoi
  • Hemicycla glyceia
  • Hemicycla incisogranulata
  • Hemicycla laurijona
  • Hemicycla quadricincta
  • Hemicycla saponacea
  • Iberus alonensis
  • Iberus carthaginiensis
  • Marmorana saxetana
  • Marmorana signata
  • Superba grisea
  • Superba kulmakana
  • Superba reischuetzi
  • Theba clausoinflata

Hygromiids

Species

Subspecies

  • Xerocrassa montserratensis betulonensis

Vitrinids

  • Oligolimax apatelus
  • Phenacolimax major
  • Plutonia canariensis
  • Plutonia christinae
  • Plutonia cuticula
  • Plutonia emmersoni
  • Plutonia mascaensis
  • Plutonia parryi
  • Plutonia tuberculata
  • Vitrinobrachium baccettii

Chondrinids

Enids

  • Chondrula lugorensis
  • Euchondrus limbodentatus
  • Mastus emarginatus
  • Napaeus avaloensis
  • Napaeus beguirae
  • Napaeus consecoanus
  • Napaeus huttereri
  • Napaeus maculatus
  • Napaeus orientalis
  • Napaeus procerus
  • Napaeus tafadaensis
  • Napaeus voggenreiteri
  • Peristoma merduenianum
  • Peristoma rupestre
  • Rhabdoena mirifica
  • Rhabdoena stokesi
  • Rhabdoena zasiensis
  • Turanena carpathia
  • Turanena katerinae

Argnids

  • Agardhiella banatica
  • Agardhiella crassilabris
  • Agardhiella dabovici
  • Agardhiella grossui
  • Agardhiella langaleta
  • Agardhiella pirotana
  • Agardhiella reinhardti
  • Agardhiella serbica

Other Stylommatophora species

Littorinimorpha

There are 115 species in the order Littorinimorpha assessed as near threatened.

Hydrobiids

Bithyniids

Moitessieriids

  • Moitessieria heideae
  • Moitessieria olleri
  • Paladilhia hungarica
  • Sardopaladilhia plagigeyerica
  • Spiralix vitrea

Assimineids

  • Omphalotropis circumlineata
  • Omphalotropis zelriolata

Pomatiopsids

  • Halewisia conica
  • Hubendickia gochenouri
  • Hubendickia microsculpta
  • Hubendickia polita
  • Hubendickia rolfbrandti
  • Hubendickia schlickumi
  • Hubendickia schuetti
  • Hubendickia subulata
  • Hubendickia tuberculata
  • Hubendickia turneri
  • Karelainia hydrorissoidea
  • Lacunopsis coronata
  • Lacunopsis fischerpiettei
  • Lacunopsis massiei
  • Pachydrobia harmandi
  • Pachydrobia incerta
  • Robertsiella kaporensis
  • Tomichia rogersi

Stenothyrids

  • Stenothyra khongi
  • Stenothyra wykoffi

Sorbeoconcha

Architaenioglossa

There are 41 species in the order Architaenioglossa assessed as near threatened.

Pupinids

Diplommatinids

Aciculids

Viviparids

Ampullariids

Craspedopomatids

Lower Heterobranchia species

  • Valvata rhabdota
  • Valvata stenotrema

Cycloneritimorpha

Hygrophila species

Neogastropoda

There are 29 species in the order Neogastropoda assessed as near threatened.

Buccinids

Muricids

Conids

Bivalvia

There are 57 species and five subspecies in the class Bivalvia assessed as near threatened.

Unionida

There are 49 species and five subspecies in the order Unionoida assessed as near threatened.

Unionids

Species

Subspecies

  • Lampsilis reeviana brevicula
  • Lampsilis straminea claibornensis
  • Lampsilis straminea straminea
  • Lasmigona complanata alabamensis
  • Quadrula cylindrica cylindrica

Hyriids

  • Southern river mussel (Hyridella narracanensis)
  • South Esk freshwater mussel (Velesunio moretonicus)

Cardiida

Venerida

Cephalopods

See also

References

  1. ^ "IUCN Red List version 2016-2". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources. Retrieved 8 September 2016.


{{bottomLinkPreText}} {{bottomLinkText}}
List of near threatened molluscs
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 ๐ŸŽ‰! the new version arrives on September 1st! Don't want to wait?