Family Axonolaimidae

                                 Revised 01/11/26

Classification:

Nematoda

Chromadorea

Chromadoria

Chromadoria

Araeolaimida

Araeolaimoidea

Axonolaimidae Filipjev, 1918

A family of free-living marine nematodes

• Cuticle smooth or striated.

• Inner labial sensilla not visible, six outer labial papilla and four cephalic setae in separate circles, cephalic setae always longer than outer labial sensilla.

• Buccal cavity large, funnel-shaped or cylindrical, with cuticularized walls; odontia may be present in anterior portion of buccal cavity.

• Pharyngeal tubes present.

• Amphidial fovea usually loop-shaped, sometimes pore-shaped.

• Male usually with two testes and female usually with two (seldom one) outstretched ovaries.

• Spicules always short, gubernacular apophyses usually present.

• Tail conical or conico-cylindrical.

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References:

Leduc, D. and Zhao, Z.Q. 2016. . Review of the genus Odontophora (Nematoda: Axonolaimidae), with a key to valid species and description of Odontophora atrox sp. n. from the New Zealand coast. Nematology 18: 1125-1139.

Fonseca, G. and Bezerra, T.N. 2013. Order Araeolaimida De Coninck & Schuurmans Stekhoven, 1933. In Schmidt-Rhaesa (Ed). Handbook of Zoology. De Gruyter. DOI:10.1515/9783110274257.467

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