Dolichodorus cobbi

Dolichodorus cobbi	Contents	Rev 11/19/2019
Awl Nematode	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Dolichodorus Menu	Economic Importance	Damage
	Distribution	Management
Return to Dolichodoridae Menu	Feeding	References
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Classification:

Rhabditida Tylenchina Tylenchoidea Dolichodoridae
Dolichodorinae

Dolichodorus cobbi Golden, Handoo & Wehunt, 1986.

Synonyms:
None.

Morphology and Anatomy:

Female:

Median bulb well-developed.

Excretory pore near base of median bulb.

Basal esophageal bulb elongate-pyriform. Not overlapping intestine.

Vulva a transverse slit with a pair of opposing sclerotized pieces in lateral view.

Ovaries paired, outstretched, spermathecae present.

Tail bluntly rounded and tapering sharply to a point.

Male: Similar to female.

Spicules and gubernaculum slightly arcuate.

Males have unique caudal alae, well-developed. Tail tip not bifurcate.

Source: Golden et al., 1986

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

Distribution:

Recorded from around roots of woody plants in Scott County, Arkansas.

Feeding:

Ectoparasite mainly at root tip; nematode has long stylet.

Hosts:

For an extensive host range list for this species, click

Life Cycle:

Ecophysiological Parameters:

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

Management:

Host Plant Resistance, Non-hosts and Crop Rotation alternatives:

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

Golden, A.M., ZA Handoo, EJ Wehunt . 1986. Description of Dolichodorus cobbi n. sp.(Nematoda: Dolichodoridae) with morphometrics and lectotype designation of D. heterocephalus Cobb, 1914. Journal of Nematology 18: 556-562.