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Webster 1913 Edition

Archiannelida

‖

Arˊchi-an-nel′i-da

,

Noun.

pl.

[NL.; pref.

archi-

+

annelida

.]

(Zool.)

A group of Annelida remarkable for having no external segments or distinct ventral nerve ganglions.

Definition 2024

Archiannelida

Archiannelida

Translingual

Proper noun

Archiannelida

A taxonomic class within the phylum Annelida – primitive marine worms.

Synonyms

Haplodrili