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English
Noun
stegostom
- The posterior (innermost) portion of the stoma (oral cavity) of a nematode.
2006, E. Abebe, István Andrássy, W. Truanspurger, Freshwater Nematodes: Ecology and Taxonomy, page 731:Stoma tubular or funnel-shaped, with small cheilo- and gymnostom and developed stegostom, the latter with distinct or minute dorsal denticle and often with additional smaller denticles.
2017, Qi Li, Wenju Liang, Xiaoke Zhang, Soil Nematodes of Grasslands in Northern China, page 53:Free-living nematodes, especially of the order Rhabditida, have a stoma composed of three circular, ring-like cuticularized structures: cheilostom, gymnostom, and stegostom.
Derived terms