Information about Siphonal Canal
Penion cuvieranus cuvieranus, showing its siphonal canal to the left.
Gastropoda
Cuvier, 1797
Subclasses
Eogastropoda (True Limpets and relatives)
Orthogastropoda
The gastropods, also previously known as gasteropods, or univalves
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Cuvier, 1797
Subclasses
Eogastropoda (True Limpets and relatives)
Orthogastropoda
The gastropods, also previously known as gasteropods, or univalves
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Mollusca
Linnaeus, 1758
Classes
Caudofoveata
Aplacophora
Polyplacophora
Monoplacophora
Bivalvia
Scaphopoda
Gastropoda
Cephalopoda
† Rostroconchia
† Helcionelloida
† ?Bellerophontida
The molluscs
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Linnaeus, 1758
Classes
Caudofoveata
Aplacophora
Polyplacophora
Monoplacophora
Bivalvia
Scaphopoda
Gastropoda
Cephalopoda
† Rostroconchia
† Helcionelloida
† ?Bellerophontida
The molluscs
..... Click the link for more information.
aperture is the main (or only) opening in the shell of a gastropod or snail. It is where the soft parts of the animal emerge. In some prosobranch gastropods, the aperture is able to be closed, and even completely sealed, with a sort of door or operculum.
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Herod_Archelaus