Pratylenchus Vulnus

The plant-parasitc nematode Pratylenchus vulnus Allen & Jensen, 1951, belongs to the root-lesion nematodes. This cosmopolitan species has a long list of mainly woody host plants. The head is composed of 3 to 4 lip annuli; the spermatheca is oblong and usually filled with sperm; the tail end is triangular in shape with a finely rounded tip. It also has four lateral lines, with two narrow central lines present. It is sexual reproducing and males are common. In the Netherlands it can be found sometimes in greenhouses or (rarely) outsite on woody plants like roses.

More pictures of Pratylenchus vulnus:

Pratylenchus vulnus: female body.
Pratylenchus vulnus: female body.

Pratylenchus vulnus: female anterior end.
Pratylenchus vulnus: female anterior end.

Pratylenchus vulnus: female pharynx-intestine region
Pratylenchus vulnus: female pharynx-intestine region

Pratylenchus vulnus: Female lateral line with narrow middle lines
Pratylenchus vulnus: Female lateral line with narrow middle lines

Pratylenchus vulnus: oblong spermatheca filled with sperm
Pratylenchus vulnus: oblong spermatheca filled with sperm
Pratylenchus vulnus: female anal opening
Pratylenchus vulnus: female anal opening
Pratylenchus vulnus: tail with triangular end
Pratylenchus vulnus: tail with triangular end
Pratylenchus vulnus: tail with triangular end
Pratylenchus vulnus: tail with triangular end

(Click on the pictures for an enlargement, © Wageningen University & Research, Laboratory of Nematology/Pictures: Hanny van Megen)