Family Aphanolaimidae

                                 Revised 01/06/26

Classification:

Phylum Nematoda

Aphanolaimidae Chitwood, 1936

A family of free-living freshwater to brackish-water nematodes, rarely marine.

Features:

• Cuticle coarsely striated.

• Lip region laterally depressed, not offset, with small labial papillae and four cephalic setae.

• Large lateral hypodermal glands with distinct pores to exterior.

• Somatic setae present only on male tail.

• Amphids large, spiral or circular, close ot lip region.

• Stoma short, narrow to barrel shaped, without armament.

• Esophagus tubular, weakly muscled, no basal bulb.

• Excretory gland near esophago-intestinal junction.

• Female amphiidelphic or momdelphic, ovaries reflexed.

• Male diorchic or monorchic outstretched, gubernaculum and bursa small.

• Supplents tube-like, sclerotized, protrusiblesupplements absent.

• Caudal glands present, spinneret present.

• Tail conoid to elongate in both sexes..

Ref: Andrassy, 2005

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References

Andrassy, I. 2005. Free-living Nematodes of Hingary Vol I. Hungarian Natural History Museum

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