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Hirudinea    
蛭纲

蛭纲

Hirudinea
n 1: hermaphroditic aquatic or terrestrial or parasitic annelids
[synonym: {Hirudinea}, {class Hirudinea}]


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  • Leech - Wikipedia
    Leeches are segmented parasitic or predatory worms that comprise the subclass Hirudinea within the phylum Annelida They are closely related to the oligochaetes, which include the earthworm, and like them have soft, muscular segmented bodies that can lengthen and contract
  • Hirudinea - an overview | ScienceDirect Topics
    Hirudinea, or true leeches, is defined as a specialized group of clitellate annelids characterized by the presence of anterior and posterior suckers, a lack of chaetae, and hermaphroditic reproductive strategies
  • Leech | Annelid, Bloodsucking Parasite Medicinal Uses | Britannica
    Leech, (subclass Hirudinea), any of about 650 species of segmented worms (phylum Annelida) characterized by a small sucker, which contains the mouth, at the anterior end of the body and a large sucker located at the posterior end
  • Hirudinea (Leeches) - Encyclopedia. com
    Leeches are subdivided first into suborders based on anatomical adaptations for feeding The Rhynchobdellida, as their name implies, have a muscular proboscis that allows them to feed on blood drawn from tissues beneath an organism's skin that are well supplied by blood vessels
  • Leech Animal Facts - Hirudinea - A-Z Animals
    The leech (Hirudinea) is a predator and blood-sucking parasite that is native to almost every continent This aquatic worm is a member of the Annelida phylum, which means it’s related to the earthworm
  • HIRUDINEA Definition Meaning | Merriam-Webster Medical
    The meaning of HIRUDINEA is a subclass of hermaphroditic aquatic, terrestrial, or parasitic annelid worms distinguished by a coelom nearly obliterated by connective tissue and reduced to a series of vascular sinuses, by modification of the hindmost segments into a sucking disk, and by the absence of parapodia and setae
  • Leech (Hirudinea) — EcoSpark
    Learn about the leech (Hirudinea spp ) benthic macroinvertebrate by exploring the life cycle, feeding habitats, interesting facts and its role in the food chain
  • Leeches (Hirudinea): Their Structure, Physiology, Ecology and . . .
    Leeches (Hirudinea): Their Structure, Physiology, Ecology and Embryology presents a concise account of the vast knowledge, particularly in the realm of physiology of the Hirudinea
  • Hirudinea | definition of Hirudinea by Medical dictionary
    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
  • WoRMS - World Register of Marine Species - Hirudinea
    Système des annélides, principalement de celles des côtes de l'Égypte et de la Syrie, offrant les caractères tant distinctifs que naturels des Ordres, Familles et Genres, avec la Description des Espèces





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