Koerneria		Contents		Rev: 02/24/2025
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Koerneria Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Neodiplogastridae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea

 

Chromadorea

Chromadoria

Rhabditina

            Diplogastroidea

Neodiplogastridae

                Mononchoidinae

        Koerneria (Andrassy, 1958) Meyl, 1960

Type species of the genus: (Diplogaster goffarti Koerner, 1954), Koerneria goffarti, Meyl, 1960

 

    Synonyms:

Gobindonema Khera, 1970

Glauxinemella Gagarin, 1998

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Morphology and Anatomy:

• Stomatal dimorphism occasionally present.

• Body-wall cuticle with weak vertical striations

• Cheilostom usually forming short, undivided tube; rugae absent

  Stegostom with dorsal claw-like tooth, right subventral tooth, and left subventral serrated figs or ridges

  Postdental region of stegostom with left and right apodemes directed subventrad

Female gonad amphidelphic

Anterior two ventral and distal pairs of genital papillae (v5 and v6) close to each other, the posterior pair (v7) being clearly apart from v6

Short and conical male tail (c� is usually ≤ 3) usually with short spike or with small, bursa-like or membranous appendage at tail tip

 

Ref: Kanzaki et al., 2014

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Distribution:

Known from terrestrial habitats, often in association with insects

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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. 2005. Free-living Nematodes of Hungary, I (Nematoda errantia). Pedozoologica Hungarica 3. Hungarian Natural History Museum, Budapest, Hungary. 518p.

Gagarin, V.G. & Nguyen Vu Thanh. 2006. Re-classification of Neodiplogasteridae with notes on the genus Glauxinema Allgen, 1947 and description of G. aquaticum sp. n. from Vietnam (Nematoda). Zoosystematica Rossica, 15:1-6

Kanzaki, N., Ragsdale, E.J., Giblin-Davis, R.M. 2014. Revision of the paraphyletic genus Koerneria Meyl, 1960 and resurrection of two other genera of Diplogastridae (Nematoda). Zookeys 442:17-30.

Korner,H. 1954. Die Nematodenfauna des vergehenden Holzes und ihre Beziehungen zu den Insekten. Zoologische Jahrbucher (Systematik) 82: 245-353.

Meyl, A.H., Brohmer, P ., Ehrmann, P., Ulmer, G. 1960. Die Freilebenden Erd- und Suswassernematoden (Fadenwurmer).1 (5a). Germany, Quelle & Meyer, Leipzig  In: (Eds) Die Tierwelt Mitteleuropas, Vol., 1-164.

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Copyright © 1999 by Howard Ferris.
Revised: February 24, 2025.