Wikipedia

List of data deficient molluscs

In September 2016, the International Union for Conservation of Nature (IUCN) listed 1988 data deficient mollusc species.[1] Of all evaluated mollusc species, 27% are listed as data deficient. The IUCN also lists 40 mollusc subspecies as data deficient.

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

No subpopulations of molluscs have been evaluated by the IUCN.

This is a complete list of data deficient mollusc species and subspecies evaluated by the IUCN.

Gastropods edit

There are 1526 species and 37 subspecies of gastropod evaluated as data deficient.

Vetigastropoda edit

Stylommatophora edit

Stylommatophora includes the majority of land snails and slugs. There are 392 species and 32 subspecies in the order Stylommatophora evaluated as data deficient.

Partulids edit

Subulinids edit

Species

Subspecies

Achatinellids edit

Endodontids edit

Charopids edit

Helicarionids edit

Orthalicids edit

Euconulids edit

Rhytidids edit

Streptaxids edit

Species

Subspecies

Zonitids edit

Pupillids edit

Polygyrids edit

Species

Subspecies

Helminthoglyptids edit

Species

Subspecies

Camaenids edit

Lauriids edit

Vertiginids edit

Bradybaenids edit

Species

Subspecies

Helicids edit

Hygromiids edit

Enids edit

Other Stylommatophora edit

Species

Subspecies

Littorinimorpha edit

There are 565 species and one subspecies in the order Littorinimorpha evaluated as data deficient.

Strombids edit

Pomatiids edit

Hydrobiids edit

Cochliopids edit

Bithyniids edit

Species

Subspecies

Moitessieriids edit

Assimineids edit

Pomatiopsids edit

Lithoglyphids edit

Amnicolids edit

Stenothyrids edit

Iravadiids edit

Truncatellids edit

Sorbeoconcha edit

There are 97 species and one subspecies in the order Sorbeoconcha evaluated as data deficient.

Batillarids edit

Pleurocerids edit

Melanopsids edit

Semisulcospirids edit

Thiarids edit

Pachychilids edit

Paludomids edit

Species

Subspecies

Architaenioglossa edit

There are 106 species and one subspecies in the order Architaenioglossa evaluated as data deficient.

Neocyclotids edit

Cyclophorids edit

Species

Subspecies

Pupinids edit

Diplommatinids edit

Aciculids edit

Viviparids edit

Ampullariids edit

Lower Heterobranchia species edit

Cycloneritimorpha edit

There are 30 species and two subspecies in the order Cycloneritimorpha evaluated as data deficient.

Helicinids edit

Species

Subspecies

Hydrocenids edit

Neritids edit

Hygrophila species edit

There are 197 Hygrophila species evaluated as data deficient.

Physids edit

Acroloxids edit

Planorbids edit

Lymnaeids edit

Chilinids edit

Latiids edit

Neogastropoda edit

There are 113 species in the order Neogastropoda evaluated as data deficient.

Turrids edit

Marginellids edit

Buccinids edit

Muricids edit

Conids edit

Eupulmonata edit

Archaeopulmonata edit

Bivalvia edit

There are 171 species and three subspecies in the class Bivalvia evaluated as data deficient.

Pectinida edit

Unionida edit

There are 95 species in the order Unionoida evaluated as data deficient.

Margaritiferids edit

Unionids edit

Hyriids edit

Iridinids edit

Mycetopodids edit

Venerida edit

There are 74 species and three subspecies in the order Veneroida evaluated as data deficient.

Dreissenids edit

Sphaeriids edit

Species

Subspecies

Cyrenids edit

Species

Subspecies

Donacids edit

Solecurtids edit

Mytilida edit

Cephalopods edit

There are 291 cephalopod species evaluated as data deficient.

Idiosepiida edit

Octopuses edit

There are 34 octopus species evaluated as data deficient.

Umbrella octopuses edit

Argonautids edit

Cirroteuthids edit

Grimpoteuthis species edit

Sepioloida edit

There are 142 species in Sepioloida evaluated as data deficient.

Sepiids edit

Sepiolids edit

Sepiadariids edit

Oegopsina species edit

There are 104 Oegopsina species evaluated as data deficient.

Mastigoteuthidae edit

Enoploteuthids edit

Hooked squids edit

Chiroteuthids edit

Cranchiids edit

Octopoteuthids edit

Other Oegopsina species edit

Bathyteuthida edit

See also edit

References edit

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


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