| Gnathostomula paradoxa Ax, 1956 | 1951 | 0 m | coarse sand to gravel | "im Quellhorizont des grobsandigen bis kiesigen Prallhangs" (p. 560) |
| Gnathostomula paradoxa Ax, 1956 | Oct 1969-Oct 1970 | 0 m | medium sand | |
| Pterognathia swedmarki Sterrer, 1966a | Oct 1969-Oct 1970 | 0 m | medium sand | |
| Pterognathia sorex Sterrer, 1969 | Oct 1969-Oct 1970 | 0 m | medium sand | |
| Haplognathia simplex (Sterrer, 1966) | Oct 1969-Oct 1970 | 0 m | medium sand | |
| Haplognathia filum (Sterrer, 1966) | Oct 1969-Oct 1970 | 0 m | medium sand | |
| Haplognathia rosea (Sterrer, 1969) | Oct 1969-Oct 1970 | 0 m | | |
| Haplognathia gubbarnorum (Sterrer, 1969) | Oct 1969-Oct 1970 | 0 m | | |
| Haplognathia rubromaculata (Sterrer, 1969) | Oct 1969-Oct 1970 | 0 m | medium sand | Species ID of the only specimen is doubtful (p. 323) |