prosobranch
English
Etymology
From Ancient Greek πρός (prós, “forward”) + βράγχια (bránkhia, “gills”).
Noun
prosobranch (plural prosobranchs)
- (zoology) A gastropod with gills in front of the heart, formerly thought to belong to a single group.
Adjective
prosobranch (not comparable)
- (of gills) Placed in front of the heart.
- Antonym: opisthobranch
- (of a gastropod) Having gills placed in front of the heart.
- Antonym: opisthobranch