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List of mollusc orders

From Wikipedia, the free encyclopedia

Cuttlefish of the order Sepiida
Pinna nobilis shell and byssus

List of mollusc orders illustrates the 97 orders in the phylum Mollusca, the largest marine animal phylum. 85,000 extant species are described,[1] making up 23% of described marine organisms.[2]

Epimenia verrucosa

Subclass Caudofoveata

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No orders, 6 families, 15 genera, 150 species.

Testaria (unranked)

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Class Polyplacophora (Chitons)

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Subphylum Conchifera

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Class Bivalvia

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Subclass Heterodonta
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The right valve of a shell of Tellinella listeri, anterior end towards the right
The venerid species, Austrovenus stutchburyi
Anodonta anatina
A live individual of Argopecten irradians, family Pectinidae
Subclass Nautiloidea
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A nautiloid
Subclass Ammonoidea
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Artist's reconstruction of Asteroceras

Subclass Coleoidea

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Division Belemnitida
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Division Neocoleoidea (most living cephalopods)
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A spirula spirula squid

This overview of orders follows the taxonomy of the Gastropoda (Ponder & Lindberg, 1997):

Subclass Eogastropoda

Live limpets in the intertidal zone in Cornwall, England.

Subclass Orthogastropoda Ponder & David R. Lindberg, 1996

Superorder Vetigastropoda Salvini-Plawen, 1989 (limpets)

The shell of an archaeogastropod from the Pliocene of Cyprus. A serpulid worm is attached.

Superorder Neritaemorphi Koken, 1896

Superorder Caenogastropoda Cox, 1960

Superorder Heterobranchia J.E. Gray, 1840

  • Order Tryblidiida

Class Rostroconchia

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  • Order Conocardiida † Newell, 1965
  • Order Ribeirioida † Kobayashi, 1933
  • Order Tuarangiida † MacKinnon, 1982

Class Scaphopoda (Tusk shells)

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A tusk shell of the scaphopod Antalis vulgaris

See also

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References

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  1. ^ Chapman, A.D. (2009). Numbers of Living Species in Australia and the World, 2nd edition. Australian Biological Resources Study, Canberra. Retrieved 12 January 2010. ISBN 978-0-642-56860-1 (printed); ISBN 978-0-642-56861-8 (online).
  2. ^ Hancock, Rebecca (2008). "Recognising research on molluscs". Australian Museum. Archived from the original on 2009-05-30. Retrieved 2009-03-09.