1 entry 1 source
Abranchiata
Open directlyWebster's 1828 Dictionary · 1828
Part of speech: noun (n.)
A group of annelids, so called because the species composing it have no special organs of respiration.
1 entry 1 source
Part of speech: noun (n.)
A group of annelids, so called because the species composing it have no special organs of respiration.