Neodolichorhynchus

Neodolichorhynchus	Contents	Rev 07/07/2020
Stylet or Stunt nematodes	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Neodolichorhynchus Menu	Economic Importance	Damage
	Distribution	Management
Return to Telotylenchidae Menu	Feeding	References
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Classification:

Rhabditida Tylenchina Tylenchoidea
Telotylenchidae
Telotylenchinae:           Neodolichorhynchus Jairajpuri & Hunt, 1984

    Synonyms:
      Dolichorhynchus (Mulk and Jairajpuri, 1974)
      Trilineellus (Lewis and Golden, 1981)
      Prodolichorhynchus (Jairajpuri, 1985)
      Mulkorhynchus (Jairajpuri, 1988)
      Billineellus (Volkova, 1993)

Morphology and Anatomy:

Drawings by Talavera and Tobar, 1997

Female and male characteristics of Neodolichorhynchus.

General Characteristics

Body < 1mm
Cuticle with prominent striations
Cuticle with 6-20 longitucinal ridges outside lateral fields.
Lateral field with one two, three, four, or five incisures sometimes areolated.
Tail conoid to subcylindroid.
Head region usually offset from body contour, with moderate sclerotization.
Stylet 12-27 µm long, thin to slender, has strong knobs, with cone about as long as shaft, sometimes needle-like.
Esophageal glands bound by a membrane into a large basal bulb. Appear to butt into intestine.
Deirids absent.

Females:

Diovarial, amphidelphic, ovaries outstretched, vulva about 50%.
Tail tapered and rounded.

Males:

Monorchic.
Have caudal alae which are sometimes lobed.
Spicules with well-developed velum.
Arcuate tail enveloped by bursa.

[Ref: Geraert, 2011.]

Body size range for the species of this genus in the database - Click:

Feeding:

Generally true ectoparasites on epidermal cells and root hairs.

Feeding structure and function in Tylenchorhynchus. Configuration of dorsal and subventral esophageal glands (right); dorsal esophageal gland opening and stylets (top left); metacorpus (bottom left.

Diagram from Urs Wyss, Nemapix.

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Hosts:

For an extensive host range list for this genus, click

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Life Cycle:

For Ecophysiological Parameters for this genus, click

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Damage:

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Management:

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References:

Geraert, E. 2011. The Dolichodoridae of the World. Academia Press, Ghent, Belgium. 520p.

Talavera, M. and Tobar, A. 1997. Description of Neodolichorhynchus bicostatus sp. n. (Nemsatode: Telotylenchinae) from southern Spain. International J. Nematology 7:35-40.