Crassogula		Contents		Rev 03/14/2023
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Crassogula Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Dorylaimidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Synonym:

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Morphology and Anatomy:

• Body large, around 3mm
• Cuticle smooth.
• Lip region strongly offset.
• Esophagus thick and muscular anteriorly as well as posteriorly.
• Tail short, broadly rounded in both sexes.

Female:

• Didelphic, amphidelphic.
• Vulva transverse

Male:

• Very small spermatozoa
• Around 30 ventro-median supplements, densely congregated.

Ref. Andrássy, 2009.

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Distribution:

Members of this genus, designated either Crassolobium or Thonus, occur throughotu the world/

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Feeding:

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Biology and Ecology:

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Life Cycle:

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Ecosystem Functions and Services:

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Management:

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References:

Andrassy, I. 2009. Free-living Nematodes of Hungary III.  Hungarian Natural History Museum, Budapest. 608p.

Pena-Santiago, R. and Alvarez-Ortega. 2014. An integrative approach to assess the phylogeny and the systematics of rounded-tailed genera of the subfamily Qudsianematinae (Nematoda, Dorylaimida). Zoologica Scripta 43:418-428.

Pena-Santiago, R. and Ciobanu, M. 2007. On the Identity of the Genus Crassolabium Yeates, 1967 (Dorylaimida: Qudsianematidae). J. Nematology 39:231-236.

Yeates, G.W., T. Bongers, R. G. M. De Goede, D. W. Freckman, and S. S. Georgieva. 1993. Feeding habits in soil nematode families and genera—An outline for soil ecologists. Journal of Nematology 25:315-331.

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Copyright © 1999 by Howard Ferris.
Revised: March 14, 2023.