Neodolichodorus obtusus

Neodolichodorus obtusus	Contents	Rev 09/13/2023
	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Neodolichodorus Menu	Economic Importance	Damage
	Distribution	Management
Return to Dolichodoridae Menu	Feeding	References
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Classification:

Rhabditida Tylenchina Tylenchoidea Dolichodoridae
Dolichodorinae: Neodolichodorus obtusus Andrassy, 1976
The type species of the genus

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Morphology and Anatomy:

Labial region rounded, striated (rarely smooth), offset, rounded to roughly quadrangular in en face view; labial disc generally not prominent.

Amphid aperture small slit, dorso-ventrally directed.

Lateral field with four lines.

Stylet long (50 to 140 Âµm), strong. Slender and finely pointed anteriorly, cone much longer than shaft.

Photomicrograph by I.A. Zasada of a dislodged stylet of Neodolichodorus obtusus.

Tail short, hemispherical, rarely conical.

Phasmids adanal or slightly anterior to anus.

Males: Caudal alae wing-like and lobed.

Spicules not flanged or weakly flanged.

Gubernaculum apparently not protruding from cloaca.

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

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Distribution:

Neodolichodorus occurs in moist environments, for example around roots of a bay tree with permanent stream near Lake Berryessa (California).

Neodolichodorus obtusus was found in abundance around roots of an old citrus tree in very moist soil near Yountville, California.

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Economic Importance:

Unknown.

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Feeding:

Obligate migratory ectoparasites of plant roots.

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Hosts:

For an extensive host range list for this species, click

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Life Cycle:

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click	If species level data are not available, click for genus level parameters

For plants reported to have some level of resistance to this species, click

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References:

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

Luc & Fortuner, 1987. Rev. Nematol. 10(2):177-181.

H. Ferris