Nevadanema		Contents		Rev 05/15/2025
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Nevadanema 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:

• Length 2.3-3.4 mm.
•  Cuticle two-layered, its inner layer much thicker than outer one and bearing radial striation.
• Lip region rounded, somewhat cap-like, offset by depression or constriction.
• Lips amalgamated, with low papillae, perioral margin a ring-like structure.
• Odontostyle 1.4-1.7 times lip region diam., slender and with short aperture.
• Guiding ring double.
• Odontophore rod-like.
• Esophagus enlarging gradually, basal expansion more than one-half of total neck length;  Tail short, rounded.

Nevadanema is morphologically similar to Labronema but differs in the nature of the lip region and odontostyle.

Females:

• Genital system didelphic, amphidelphic
• Uterus short and simple, pars refringens vaginae present.
• Vulva a short, longitudinal slit, rarely transverse..

Ref: Alvarez-Ortega and Pena-Santiago, 2012

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Distribution:

The type-species, N. nevadense described from Sierra Nevada National Park in Andalucia, Spain.

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Feeding:

Food Sources and Feeding strategies for the genus Nevadanema

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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.

Alvarez-Ortega, S., Pena-Santiago, R. 2012. Nematodes of the order Dorylaimida from Andalucia Oriental, Spain. Nevadanema nevadense gen. n., sp. n. (Qudsianematidae) from Sierra Nevada National Park. Nematology 14:249-264.

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Copyright © 1999 by Howard Ferris.
Revised: May 15, 2025.