Provortex tubiferus 2008 Fig. 283 Stylets from different individuals. A,B. Herdla, Norway. Drawings by Karling. C. Apparently from the inner Baltic. Sweden. (A,B Luther 1948; C Karling 1974)
from Ax P (2008) Plathelminthes aus Brackgewässern der Nordhalbkugel. Akademie der Wissenschaft und der Literatur Mainz, Franz Steiner Verlag, Stuttgart, 696 pp.
