annelid

(redirected from segmented worm)
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to segmented worm: Annelida, Annelids

annelid

(ăn′ə-lĭd)
n.
Any of various worms or wormlike animals of the phylum Annelida, characterized by an elongated, cylindrical, segmented body and including the earthworms and the leeches.

an·nel′i·dan (ə-nĕl′ĭ-dən) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

annelid

a member of the animal phylum Annelida, a group containing the segmented worms, e.g. earthworms, polychaete worms and leeches. Annelids are characterized by the presence of METAMERIC SEGMENTATION, a COELOM, well-developed blood and nervous systems, and NEPHRIDIA.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
Among notable species that he's seen on whale falls are segmented worms (Bathykurile guaymasensis) that leave trails as they eat their way through the snowlike bacterial mat.
The team, led by Jacob Kerby, an assistant professor at the University of South Dakota, based its analysis on information gleaned from the Environmental Protection Agency's (EPA) Aquatic Toxicity Information Retrieval database, examining 1,279 species, among them segmented worms, fish, bivalves such as clams, insects and snails.
Washington, April 23 (ANI): In a new research, scientists used DNA analyses to discover that one of the most common segmented worms is actually two types of worm, leading to the hypothesis that animals that seem identical may belong to completely different species.
Following the discovery of fossils at Ediacara in 1946, Australian researchers identified them as impressions of simple, soft-bodied animals related to jellyfish, corals, and segmented worms. In line with this interpretation, the late Australian paleontologist Martin F.
For years, Spall has spent much of his spare time collecting and dissecting fish and annelids -- segmented worms such as earthworms -- that often carry myxozoans and studying the microscopic features of these mysterious creatures.