Monhystrium		Contents		Rev: 07/30/2024
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Monhystrium Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Monhysteridae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea

  Chromadoria

   Monhysterida

Monhysterina

Monhysteroidea

            Monhysteridae

       Monhystrium Cobb, 1920

    Synonyms:
     

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Morphology and Anatomy:

• Medium to long (0.8-1.7 mm).
• Inner labial sensilla papilliform; outer labial and cephalic sensilla in one circle, same or different in length, with either outer labial or cephalic sensilla being longer than the others.
• Amphids round; less than 1.5 head diameters from the anterior body end.
• Ocelli present or absent.
• Buccal cavity cuticularized and distinctly divided into two chambers: anterior chamber conoid; posterior chamber spherical, with sharp tooth-like anterior edges, with or withour denticles.
• Pharynx cylindrical. Progaster present. Ventral gland present or absent, excretory pore opens along the anterior region of the pharynx.
• Tail conoid to subcylindrical, digitate. audal glands opening in via common spinneret.

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Distribution:

Found in gill chambers of land crabs in different parts of the world.

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Feeding:

Probably parasites of cructaceans; Usually found in gill chambers of crustaceans. Parasites of terrestrial crabs.

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Biology and Ecology:

Life Cycle:

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Ecosystem Functions and Services:

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Management:

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References:

Westerman, R., Ahmed, M., Holovachov, O. 2022. Gammarinema scyllae sp. n. and Monhystrium mangrovi sp. n. (Nematoda: Monhysteridae) from land crabs from New Caledonia. Systematic Parasitology 99:83-101.

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Copyright © 1999 by Howard Ferris.
Revised: July 30, 2024.