Gnathorhynchidae

E. General organisation (from a live specimen). F. Proboscis hooks. G–H. Stylet. (F–H from the holotype).

a. Organisation scheme after squeezed specimens (free-hand); b. habitus (free-hand); c. proboscis,?1000x; d. proboscis hooks lateral view, 1700x; proboscis hooks, head on view, 1200x

Proboscishooks and male cuticular stylet, from a squeezed specimen, magn.?1200x.

Organisation scheme from the left-hand side, reconstruction from sagittal sections, free-hand.

1. Free-swimming animal, 2 and 3 proboscis of squeezed animals, 4 male cuticular stylet of a squeezed animal, 5 male copulatory organ of a squeezed animal, 6 the in Fig.5 visible distal, cirrus-like part of the male genital canal, at the start of eversion. 3 and 4?690x magn., the other drawings free-hand.

8. Sagital section through the proboscis apparatus, magn. 700x; 9. sagittal section through the male copulatory organ, the atrium commune and the genital pore, magn. 700x

12. Proboscis, from squeezed specimens, magn. 910x; 13. The male copulatory organ, from a squeezed specimen, free-hand drawing; 14. the cuticular stylet, from two squeezed specimens, magn. 910x.

Longitudinal (A) and transverse (B) section through the proboscis