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There are 187 species and two subspecies in the order Stylommatophora assessed as endangered. A shell of Eua zebrina. A live specimen of Samoa diaphana. A live specimen of Newcombia cumingi. A shell of Partulina variabilis. A gathering of live specimens of Ctenophila setiliris in Réunion.
Critically endangered (CR) species face an extremely high risk of extinction in the wild. As of September 2016, the International Union for Conservation of Nature (IUCN) listed 581 critically endangered mollusc species, including 117 which are tagged as possibly extinct. Of all evaluated mollusc species, 8.0% are listed as critically endangered ...
Chrysomallon squamiferum, commonly known as the scaly-foot gastropod, scaly-foot snail, sea pangolin, or volcano snail[3][4] is a species of deep-sea hydrothermal-vent snail, a marine gastropod mollusc in the family Peltospiridae. [2] This vent-endemic gastropod is known only from deep-sea hydrothermal vents in the Indian Ocean, where it has ...
Angled flat-top snail (Neoplanorbis smithi) Little flat-top snail (Neoplanorbis tantillus) Umbilicate flat-top snail (Neoplanorbis umbilicatus) Fish Lake physa (Physella microstriata) Acorn ramshorn (Planorbella multivolvis) Fish springs marshsnail (Stagnicola pilsbryi) Possibly extinct species.
Sepiidae Leach, 1817. Cuttlefish, or cuttles, are marine molluscs of the suborder Sepiina. They belong to the class Cephalopoda which also includes squid, octopuses, and nautiluses. Cuttlefish have a unique internal shell, the cuttlebone, which is used for control of buoyancy.
Endangered (EN) Considered to be facing a very high risk of extinction in the wild. Lepidochelys olivacea. Olive ridley sea turtle. Appendix I: Endangered migratory species. Appendix II: Migratory species conserved through Agreements. Appendix I: species that are the most endangered. Vulnerable (VU) Considered to be facing a high risk of ...
Gastropods (/ ˈɡæstrəpɒdz /), commonly known as slugs and snails, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (/ ɡæsˈtrɒpədə /). [5] This class comprises snails and slugs from saltwater, freshwater, and from the land. There are many thousands of species of sea snails and slugs, as ...
Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks[a] (/ ˈmɒləsks /). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. [5] The number of additional fossil species is estimated between 60,000 and 100,000, [6] and the ...