Helicotylenchus, Steiner, 1945

Bohra, P., Sanyal, A. K., Hussain, A. & Mitra, B., 2010, Five new records of nematodes from East Antarctica, Journal of Threatened Taxa 2 (6), pp. 974-977 : 975

publication ID	https://doi.org/ 10.11609/JoTT.o2342.974-7
persistent identifier	https://treatment.plazi.org/id/03E60571-6522-FFA0-2B7A-FBE6FB4D1D2B
treatment provided by	Carolina
scientific name	Helicotylenchus
status

Treatment

Helicotylenchus exallus Sher, 1966 ( Fig. 2 View Figure 2 )

Material examined: 5 females, 30.xii.1999, coll. A.K. Sanyal, Reg.No. IV/1924.

Host: Moss at the bank of PDL.

Measurements: Females (5): L = 0.61-0.65 mm; a = 26-28; b = 6.0-6.2; c = 40-45; c´ = 0.7-1.2; V = 10-1160 - 628- 10

Description

Female: Body spiral shaped. Lip region hemispherical marked by four annules. Stylet 24-26 µm long, basal knobs with flattened anterior surface. Spermatheca large, offset with sperms. Phasmid 2-3 annules anterior to anus. Tail more curved dorsally with slight ventral projection.

Male: Not found.

µm

Distribution: India, USA.

Remarks: First report from Antarctica.