Rev. 06/09/26
Phylum Nematoda Diesing, 1861
Class Enoplea Inglis, 1983
Subclass Enoplia Pearse, 1942
Enoplida Filipjev, 1929
Sub-order Tripyloidina De Coninck, 1965
Tripyloidoidea De Coninck, 1965
Inhabit marine environments (intertidal, shallow water and deep sea sediments) and brackish water, rarely freshwater.
Feed as carnivores (predators) or on diatoms and algae.
Metanemes, filamentous stretch receptors, present in the epidermal chords, thought to co-ordinate movement. Many taxa in this group exhibit whip-like movements of the body when anchored at the spinneret.
Cephalic capsule absent
Anterior sensilla 6+10 (2 circles)
Amphid fovea spiral
Buccal cavity with one or more chambers, teeth usually present
Pharynx cylindrical, conoid
Excretory system present or absent
Females usually didelphic, amphidelphic
Males monorchic
Males with papilliform supplements present or absent.
Caudal glands present in tail region.
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