Haplognathia gubbarnorum (Sterrer, 1969) | ca 1982-1983 | intertidal | coarse sand (median diameter 0.454 mm; sorting coefficient 1.49) | Mean monthly water temperatures betwwen 20? C in summer an 0? C in winter. |
Haplognathia rosea (Sterrer, 1969) | ca 1982-1983 | intertidal | coarse sand (median diameter 0.454 mm; sorting coefficient 1.49) | mean monthly water temperatures betwwen 20? C in summer an 0? C in winter. |
Haplognathia rubromaculata (Sterrer, 1969) | ca 1982-1983 | intertidal | coarse sand (median diameter 0.454 mm; sorting coefficient 1.49) | mean monthly water temperatures betwwen 20? C in summer an 0? C in winter. |
Haplognathia simplex (Sterrer, 1966) | ca 1982-1983 | intertidal | coarse sand (median diameter 0.454 mm; sorting coefficient 1.49) | mean monthly water temperatures betwwen 20? C in summer an 0? C in winter. |
Pterognathia swedmarki Sterrer, 1966a | ca 1982-1983 | intertidal | coarse sand (median diameter 0.454 mm; sorting coefficient 1.49) | mean monthly water temperatures betwwen 20? C in summer an 0? C in winter. |
Gnathostomula paradoxa Ax, 1956 | ca 1982-1983 | intertidal | coarse sand (median diameter 0.454 mm; sorting coefficient 1.49) | mean monthly water temperatures betwwen 20? C in summer an 0? C in winter. |
Mesognatharia remanei Sterrer, 1966b | ca 1982-1983 | intertidal | coarse sand (median diameter 0.454 mm; sorting coefficient 1.49) | mean monthly water temperatures betwwen 20? C in summer an 0? C in winter. |