List of mollusc orders

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]

Cuttlefish of the order Sepiida
Pinna nobilis shell and byssus

Class Aplacophora

Epimenia verrucosa

Subclass Caudofoveata

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

Subclass Solenogastres

Testaria (unranked)

Class Polyplacophora (Chitons)

Subphylum Conchifera

Class Bivalvia

Subclass Heterodonta
The right valve of a shell of Tellinella listeri, anterior end towards the right
Subclass Palaeoheterodonta

[[File:Anodonta anatinArcticoidea

Subclass Protobranchia
  • Order Manzanelloidea
  • Order Nuculanoidea
  • Order Nuculoidea
  • Order Sapretoidea
  • Order Solemyoidea
Subclass Pteriomorphia
A live individual of Argopecten irradians, family Pectinidae

Class Cephalopoda

Subclass Nautiloidea
A nautiloid
Subclass Ammonoidea
Artist's reconstruction of Asteroceras

Subclass Coleoidea

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

Class Gastropoda

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

  • Order Murchisoniina Cox & Knight, 1960 (fossil)
  • Order Neomphaloida Sitnikova & Starobogatov, 1983

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

  • Order Cyrtoneritomorpha (fossil)
  • Order Neritopsina Cox & Knight, 1960

Superorder Caenogastropoda Cox, 1960

conchs)

Superorder Heterobranchia J.E. Gray, 1840

Class Monoplacophora

  • Order Tryblidiida

Class Rostroconchia

No information available below class

Class Scaphopoda (Tusk shells)

A tusk shell of the scaphopod Antalis vulgaris

References

  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.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.