Annelida, an-el′i-da, n. a class of animals comprising the red-blooded worms, having a long body composed of numerous rings.
In Mollusca its fate presents the same variations as in Annelida.
Some of the Annelida, as Filaria and Lumbricus, he also regarded as insects.
An order of Annelida, often called Nereidea, distinguished by their great locomotive powers.
Instances of this kind are supplied by the Hydrozoa, Annelida and Tunicata.
The order of Annelida which construct a tubular case in which they protect themselves.
The chief feature in which Peripatus was supposed to differ from normal Arthropoda and Annelida, viz.