Three Free-Living Marine Nematodes from Sagami Bay, Japan, with a Description of Wiesoncholaimus jambio sp. nov. (Nematoda: Oncholaimidae)
Journal: ZOOLOGICAL SCIENCE
Year: 2021

We describe three free-living marine nematode species from Sagami Bay, Japan. <i>Wiesoncholaimus jambio</i>sp. nov. is the second species of this genus. It differs from the type species, <i>Wiesoncholaimus mawsonae</i> Inglis, 1966, by its dorsal tooth, which is as long as the other two teeth; its conico-cylindrical tail, which is as long as 4.6-4.8 cloacal body diameters; and the absence of the gubernaculum. <i>Thalassironus</i> cf. <i>britannicus</i> de Man, 1889 agrees well with a redescripti