Family Thorniidae

Revised 11/02/21

Enoplea

Dorylaimia

Dorylaimida

Dorylaimina

Dorylaimoidea

Thorniidae De Coninck, 1965

• Small to medium-sized nematodes
• Cuticle smooth, thin.
• Lip region low, rounded, generally continuous with body contour; lips fused.
• Odontostyle small, rather weak, often narrowing at posterior end.
• Guiding ring simple, thin.
• Esophagus expanding near or behind its middle.
• Pre-rectum short. Female diovarial, amphidelphic.
• Vagina with or without sclerotized pieces (pars refringens vaginae).
• Males diorchic.
• Spicules either: simple, short and straight (alaimoid) or longer and arcuated (dorylaimoid). Gubernaculum small.
• A pair of ad-cloacal papillae; supplements absent or one or a few.
•  Tail in both sexes cylindrical, broadly rounded.

Ref. Andrássy, 2009, Vinciguerra, 2006.

 Reported in freshwater, saline and soil habitats.

Classified as omnivorous and/or plant-feeding by Yeates et al., 1993.

References

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

Vinciguerra, M.T. 2006. Dorylaimida Part II: Superfamily Dorylaimoidea.  Pp 392-467 in Eyualem-Abebe, W. Traunspurger and I Andrássy (eds) Freshwater Nematodes: Ecology and Taxonomy. CABI, Cambridge MA.

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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