rus: Заднежаберные

Information
has URI	http://lexvo.org/id/term/rus/%D0%97%D0%B0%D0%B4%D0%BD%D0%B5%D0%B6%D0%B0%D0%B1%D0%B5%D1%80%D0%BD%D1%8B%D0%B5

Meaning
means	(noun) gastropods having the gills when present posterior to the heart and having no operculum: includes sea slugs; sea butterflies; sea hares Opisthobranchia, subclass Opisthobranchia