Medical term:
Hirudinea
Hir·u·din·e·a
(hir'ū-din'ē-ă),The leeches, a class of worms (phylum Annelida) with flat, segmented bodies, a sucker at the posterior end, and often a smaller sucker at the anterior end; they are predatory on invertebrate tissues, or feed on blood and tissue exudates of vertebrates.
[L. hirudo, leech]
Farlex Partner Medical Dictionary © Farlex 2012
Hirudinea
Parasitology A class of segmented annelids–ie, leeches, the most well-known of which is Hirudo medicinalis, that evolved from earthworms and are found in fresh water and soil in the subtropics and tropics Genera Haemadipsa, medicinal leech, Dinobdella, Haementeria, Helobdella, Hirudinaria, Hëmopis, Limnatis, Macrobdella, Poecilobdella, Pontobdella; the leech is flat, has 2 suckers, the cranial sucker houses a mouth–the impression left by a leech bite has been fancifully likened to the Mercedes-Benz insignia; the caudal sucker is involved in crawlingMcGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
Hir·u·din·e·a
(hir'ū-din'ē-ă)The leeches, a class of worms in the phylum Annelida with flat, segmented bodies, a sucker at the posterior end, and often a smaller sucker at the anterior end; they are predatory on invertebrate tissues, or feed on blood and tissue exudates of vertebrates. The class includes parasitic forms.
[L. hirudo, leech]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
Hirudinea
a class of the phylum Annelida that includes the leeches, those worms which lack chaetae or parapodia, have an apparent external segmentation much greater than the small number of internal segments and possess suckers for attachment. Most species feed on blood.Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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