Plectus acuminatus Bastian, 1865 .

Dimensions of 16 females: L = 0.58 -0.75 mm; a = 19 -26; b = 3.9 -4.3; c = 7.4-9.2; V = 9 - 1247- 504- 13.

The amphids measure 2.5;x or 20-25 % of corresponding body diameter. The tail measures 4.6-5.7 anal body widths. The body is curved strongly to the ventral side in death, sometimes into half a circle or more. By this feature this species can be distinguished from large specimens of P.parvus .

Samples 3, 4, 16, 19, 25, 38, 40, 57/58 and 67.