Crenosoma		Contents		Rev 03/18/2025
Lungworms		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Crenosoma Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Crenosomatidae Menu		Feeding		References
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Classification:

Chromadorea

  Rhabditia

    Rhabditida

      Metastrongyloidea

        Crenosomatidae

Type species of the genus: Crenosoma striatum (Zeder, 1800) Molin, 1861

Synonyms

Strongylus striatum Zeder, 1800

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Morphology and Anatomy:

• Cuticle with transverse ring-like folds, each withr a fringe of fine thorns on the posterior edge. The folds may be along whole body or confined to the anterior portion.
•  Mouth rounded, buccal capsule very small.  .
• Parasites of the respiratory tract of carnivores and insectivores.

Males:

• Bursa with two large lateral lobes and a dorsal lobe, ventral rays parallel, externolateral arising separately from the other laterals, medio-lateral and posterolateral parallel and closely applied to each other, externo-dorsal arising separately from the dorsal, which may be simple or provided near its tip with excrescences representing the accessory branches.
• Spicules equal, each bearing a dorsal process, accessory piece present.

Females:

• Vulva situated near the middle of the body,
• One pair of lateral caudal papillae.
• Viviparous

Ref: Skrjabin and Petrow (1928)

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Distribution:

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Feeding:

  Lungworm parasites of mammals

 Parasites of the respiratory tract of carnivores and insectivores.

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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:

Deak, G., Ionica, A.M., Gherman, C.M., Mihalca, A.D. 2023. Diversity of Crenosoma species in mustelids with the first molecular characterization of C. melesi and C. petrowi. Front. Vet. Sci. Sec. Parasitology 10: | https://doi.org/10.3389/fvets.2023.1094554

Skrjabin K.I., Petrow A.M. 1928.  A Description of the Genus Crenosoma Molin, 1861 (Metastrongylidae, Nematoda). Parasitology. 20::329-335. doi:10.1017/S0031182000011732

Stunzenas, V, Binkiene, R. 2020. Description of Crenosoma vismani n. sp., parasitic in the lungs of Lynx lynx (L.) (Carnivora: Felidae), with identification key to the species of the genus Crenosoma Molin, 1861 (Nematoda: Crenosomatidae) Systematic Parasitology 98:73-83.

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Copyright © 1999 by Howard Ferris.
Revised: March 18, 2025.

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