FREELIVING AND PLANT PARASITIC NEMATODES FROM SPITZBERGEN, COLLECTED BY MR. H. VAN ROSSEN Author P. A. A. LOOF Department of Hematology, Agricultural University, Wageningen, The Netherlands text Mededelingen Landbouwhogeschool Wageningen 1971 1971-12-31 71 1 86 journal article 10.5281/zenodo.8152982 dc936e39-ea56-4501-b5ba-a24d055276c8 8152982 85C9CB49-EEA1-467B-ACC7-7C11B9EDEEAD Tylenchus bryophilus Steiner, 1914 . Dimensions: Females (n = 16): L = 0.37 -0.45 mm ; a = 21-27; b = 4.9 -5.5; c = 3.9-4.8; V = 26~3661 -66; spear = 10- 11 fx. Males (n = 5): L = 0.41-0.44 mm ; a = 28 -30; b = 4.9-5.7; c = 3.7-4.0; T = 39-46; spear = 10 fx; spicule length = 14-15 [x. The median oesophageal bulb lies at 47 -51 % of neck length from head end. The body annulation is very conspicuous; it is not coarse but deep. Lateral field with two longitudinal lines. Excretory pore and hemizonid opposite anterior part of terminal bulb. Tail length equal to 9-12 anal body widths in the female, 11-14 in the male. This species is more locally distributed. Samples 61, 62 and 66.