gymnostom

English

Noun

gymnostom (plural gymnostoms)

1. A "naked" stoma, one without a peristome.
   • 2015 December 17, “Morphological and Molecular Characterization of Phasmarhabditis huizhouensis sp. nov. (Nematoda: Rhabditidae), a New Rhabditid Nematode from South China”, in PLOS ONE‎^[1], →DOI:

     Anterior part of the stoma (Cheilostom) cuticularized; gymnostom together with prostegostom and mesostegostom forming main part of the stoma, cylinder-like and slightly funnel-shaped; metastegostom ridges present, but lacking teeth or denticles; telostegostom short (Fig 2D and 2E).

Coordinate terms

• cheilostom
• stegostom

Related terms

• gymnostomous