syn.: Rotylenchoides Whitehead, 1958
Zimmermannia Shamsi, 1973
Female: Body vermiform, spiral to straight. Labial region continuous to slightly offset, rounded or anteriorly flattened, generally annulated but never longitudinally striated; anterior lip annulus generally not divided into sectors, with elongate amphid spertures (SEM). Rarely faint or marked lip sectors are present. Lateral field with four lines. Phasmids small, near anus; cephalids and caudalid present. Tail 1 to 2 1/2 body diameters long, typically more curved dorsally, with or without a terminal ventral process, sometimes rounded. Stylet and labial framework average-sized. DGO from 6 to 16 um from stylet base. Median bulb rounded with average-sized valve. Glands overlap intestine dorsally and ventrally, all three glands of about the same length. Two genital branches, the posterior one sometimes degenerated or reduced to a PUS. Epiptygma present, inconspicuous. Male: Slight secondary sexual dimorphism seen in smaller anterior end. Caudal alae enveloping tail end.
Species found: at:
List from Ebsary, 1991