Genus Pratylenchus

Back to index

To view images go to: Image List, Pratylenchus images

ORDER RHABDITIDA
INFRAORDER TYLENCHOMORPHA
            Family Pratylenchidae       
                        Genus Pratylenchus

 

Genus Pratylenchus
Filipjev, 1936

“Pratylenchinae. Body length under 0.8 mm. No sexual dimorphism in the anterior part of the body. Deirids absent. Lip area low, flattened anteriorly, not or weakly set-off; by SEM, lip area characterized by fusion of labial disc with submedial lip sectors; lateral lip sectors not reduced. Oesophageal glands overlapping the intestine ventrally for a medium distance. Oesophago-intestinal valve not well developed. Female genital tract with posterior branch reduced to postvulval sac. Female tail 2 to 3 times the anal body diameter, terminus rounded (rarely pointed). Phasmids situated at mid-tail or slightly posterior. Gubernaculum plain, not protruding. Caudal alae enveloping tail.” From Powers and Mullin website http://nematode.unl.edu/

References:

Powers T. and P. Mullin. Plant and Insect Parasitic Nematodes. University of Nebraska Nematology Website. http://nematode.unl.edu/