| Convoluta convoluta (Abildgaard, 1806) | 16-26 July, 1937 | | | low tide zone and shallow water; everywhere in the surroundings, very frequent and numerous. |
| Childia groenlandica (Levinsen, 1879) | 16-26 July, 1937 | | | shallow water; in algae on fine sand north of Isafjorour, 1 specimen. |
| Otocelis rubropunctata (Schmidt, 1852) | 16-26 July, 1937 | | | shallow water; in algae-mud on fine sand east of Isafjorour, numerous. |
| Paramecynostomum diversicolor (Ørsted, 1845) | 16-26 July, 1937 | | | shallow water; outer harbor Isafjorour, 2 specimens. |
| Aphanostoma rhomboides Jensen, 1878 | 16-26 July, 1937 | | | low tide zone and shallow water south and east of Isafjorour, some specimens. |
| Childia macroposthium (Steinböck, 1931) | 16-26 July, 1937 | | | shallow water; algae on coarse sand and stones, outer harbor of Isafjorour, some specimens. |
| Anaperus rubellus Westblad, 1945 | 16-26 July, 1937 | | | low tide zone and shallow water; algae on harbor wall of Isafjorour, 1 specimens. |
| Aphanostoma virescens (Ørsted, 1845) | 16-26 July, 1937 | | | low tide zone and shallow water; algae on coarse and fine sand east and north of Isafjorour, 2 specimens. |
| Microstomum rubromaculatum Graff, 1882 | 16-26 July, 1937 | | | shallow water; fine sand and algae in a depth of 1-2 m, north of Isafjorour, 1 specimens. |
| Microstomum papillosum Graff, 1882 | 16-26 July, 1937 | | | low tide zone and shallow water; in algae as well as in coarse and fine sand round Isafjorour, several specimens. |
| Microstomum dermophthalmum Riedel, 1932 | 16-26 July, 1937 | | | low tide zone; coarse sand and algae, outer harbor of Isafjorour, several specimens. |
| Microstomum jenseni Riedel, 1932 | 16-26 July, 1937 | | | shallow water; fine sand east of Isafjorour, frequent. |
| Provortex balticus (Schultze, 1851) | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on coarse and fine sand, as well as on the harbore wall of Isafjorour, frequent. |
| Astrotorhynchus bifidus regulatus Graff, 1905 | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on coarse and fine sand, surroundings of Isafjorour, frequent. |
| Proxenetes flabellifer Jensen, 1878 | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on coarse and fine sand, as well as on the harbor wall of Isafjorour, frequent. |
| Proxenetes uncinatus Graff, 1882 | 16-26 July, 1937 | | | shallow water; algae on fine sand, north of Isafjorour, 3 specimens. |
| Promesostoma marmoratum (Schultze, 1851) | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on coarse and fine sand, the harbor and surroundings of Isafjorour, frequent. |
| Promesostoma ovoideum (Schmidt, 1852) | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on coarse and fine sand, east and north of Isafjorour, 2 specimens. |
| Promesostoma lenticulatum (Schmidt, 1852) | 16-26 July, 1937 | | | shallow water; in algae on fine sand, north of Isafjorour, 2 specimens. |
| Maehrenthalia agilis (Levinsen, 1879) | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on fine sand, east and north of Isafjorour, 2 specimens. |
| Byrsophlebs graffi Jensen, 1878 | 16-26 July, 1937 | | | shallow water; in algae on coarse sand, outer harbor of Isafjorour, 1 specimen. |
| Trigonostomum venenosum (Uljanin, 1870) | 16-26 July, 1937 | | | shallow water; in algae on wall of the outer harbor of Isafjorour, 2 specimens. |
| Trigonostomum armatum (Jensen, 1878) | 16-26 July, 1937 | | | shallow water; in algae on fine sand and mud east of Isafjorour, 1 specimen. |
| Graffiellus croceus (Fabricius, 1826) | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on coarse and fine sand, on the harbor wall and in the surroundings of Isafjorour, large numbers. |
| Phonorhynchus helgolandicus (Metschnikow, 1865) | 16-26 July, 1937 | | | shallow water; in algae on fine sand, north of Isafjorour, 2 specimens. |
| Pseudostomum quadrioculatum (Leuckart, 1847) | 16-26 July, 1937 | | | low tide zone and shallow water; in algae on coarse and fine sand, on the harbor wall and in the surroundings of Isafjorour, frequent. |
| Monocelis fusca Örsted, 1843 | 16-26 July, 1937 | | | low tide zone and shallow water; everywhere round Isafjorour, exceedingly numerous. |
| Monocelis lineata (Müller, 1773) | 16-26 July, 1937 | | | low tide zone and shallow water; everywhere round Isafjorour, exceedingly numerous. |
| Orthoplana borealis (Steinböck, 1931) | 16-26 July, 1937 | | | in coarse sand of the low tide zone north of Isafjorour, numerous. |
| Procerodes ulvae (Ørsted, 1843) | 16-26 July, 1937 | | | in coarse sand and under stones in the low tide zone and shallow water north of Isafjorour, frequent. |
| Aphanostoma minima Steinböck, 1938 | 16-26 July, 1937 | | | shallow water, in find sand east of Isafjorour, 2 specimens. |
| Paraproporus elegans (An der Lan, 1936) | 16-26 July, 1937 | | | shallow water, algae on coarse sand and stones, outer harbor of Isafjorour, 1 specimen. |
| Amphiscolops sp. Steinbock, 1938 | 16-26 July, 1937 | | | shallow water, algae on fine sand, east of Isafjorour, 1 specimen. |
| Cylindrostoma fingalianum (Claperede, 1861) | 16-26 July, 1937 | | | shallow water, in algae on fine sand mixed with mud, east of Isafjorour, 1 specimen. |