Subclass Opisthobranchia (Noun)
Meaning
Gastropods having the gills when present posterior to the heart and having no operculum: includes sea slugs; sea butterflies; sea hares.
Classification
Nouns denoting animals.
Examples
- The subclass Opisthobranchia is a group of gastropod mollusks that includes sea slugs, sea butterflies, and sea hares.
- Some species of subclass Opisthobranchia are known for their vibrant colors and unique body shapes.
- The subclass Opisthobranchia is characterized by the presence of gills, when present, being located posterior to the heart.
- Marine biologists study the subclass Opisthobranchia to better understand the diversity of gastropod mollusks and their roles in marine ecosystems.
- The subclass Opisthobranchia is often referred to as the "higher" gastropods due to their more complex body forms and behaviors.