Orthogastropoda

== Translingual == === Etymology === From Ancient Greek ὀρθός (orthós, “straight”) + Gastropoda. === Proper noun === Orthogastropoda A taxonomic subclass within the class Gastropoda – the true snails. ==== Hyponyms ==== (subclass): Cocculiniformia, Neritopsina, Vetigastropoda, Caenogastropoda, Heterobranchia - superorders === References === Orthogastropoda on Wikipedia.Wikipedia Orthogastropoda on Wikispecies.Wikispecies Category:Orthogastropoda on Wikimedia Commons.Wikimedia Commons