Nygolaimus brachyuris (de Man, 1880)

Nygolaimus brachyuris (de Man, 1880) Thorne, 1930 and Clavicaudatus clavicaudatus (Altherr, 1953) Heyns, 1968 belong to the Nygolaimidae Thorne, 1935. These nematodes are predators, i.e. they have one mural tooth in their head region. Both species are soil dwellers. Clavicaudatus clavicaudatus can be found in Europe, Asia and North America, while Nygolaimus brachyuris has a world-wide distribution.

More pictures of Nygolaimus brachyuris (de Man, 1880):

Nygolaimus brachyuris: anterior body part
Nygolaimus brachyuris: anterior body part

Nygolaimus brachyuris: mid and anterior body part
Nygolaimus brachyuris: mid and anterior body part

Nygolaimus brachyuris: lip region set off by constriction
Nygolaimus brachyuris: lip region set off by constriction

Nygolaimus brachyuris: deltoid tooth present
Nygolaimus brachyuris: deltoid tooth present

Nygolaimus brachyuris: cardial region (pharynx-intestine) with 3 gland nuclei
Nygolaimus brachyuris: cardial region (pharynx-intestine) with 3 gland nuclei

Nygolaimus brachyuris: vulva
Nygolaimus brachyuris: vulva
Nygolaimus brachyuris: tail with anal opening
Nygolaimus brachyuris: tail with anal opening

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