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Prosobranchia

Line breaks: Proso|bran¦chia
Pronunciation: /ˌprɒsə(ʊ)ˈbraŋkɪə
 
/

Definition of Prosobranchia in English:

plural noun

Zoology
A group of molluscs which includes the limpets, abalones, and many terrestrial and aquatic snails. They all have a shell, and many have an operculum.
  • Subclass Prosobranchia, class Gastropoda
Example sentences
  • Gastropods were traditionally classified into three main subclasses, Prosobranchia, Pulmonata, and Opisthobranchia.
  • In the traditional classification system, the class Gastropoda has been divided into three subclasses, Prosobranchia, Pulmonata, and Opisthobranchia.
  • They share certain basic characteristics with the Prosobranchia, but they are placed with the Opisthobranchia because there is a smoother transition from the Cephalaspidea to the other opisthobranch orders.

Origin

modern Latin (plural), from Greek prosō 'forwards' + brankhia 'gills'.

Derivatives

prosobranch

1
Pronunciation: /ˈprɒsəbraŋk/
noun
Example sentences
  • Serotonergic neurons arise early in gangliogenesis in pulmonate, prosobranch, and opisthobranch embryos.
  • Pulmonates are dioecious and hermaphroditic as are prosobranchs, but pulmonates develop directly (there is no larval form).
  • Traditionally, opisthobranchs have been recognized as a natural group and have been included within the gastropods together with prosobranchs and pulmonates.

Definition of Prosobranchia in:

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