Category:Operculum
From Wikimedia Commons, the free media repository
English: Operculum is found in some marine and freshwater gastropods, and in a minority of terrestrial gastropods, including the families Helicinidae, Cyclophoridae, Aciculidae, Maizaniidae, Pomatiidae, etc.
Media in category "Operculum"
The following 11 files are in this category, out of 11 total.
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