| Haplognathia ruberrima (Sterrer, 1966) | 4 May 1995 | 0.5 m | fine sand between Thalassia in back reef | sample 95.01 |
| Cosmognathia arcus Sterrer, 1991a | 4 May 1995 | 0.5 m | fine sand between Thalassia in back reef | sample 95.01 |
| Cosmognathia manubrium Sterrer, 1991b | 4 May 1995 | 0.5 m | fine sand between Thalassia in back reef | sample 95.01 |
| Pterognathia ugera Sterrer, 1991c | 4 May 1995 | 0.5 m | fine sand between Thalassia in back reef | sample 95.01 |
| Labidognathia longicollis Riedl, 1970a | 4 May 1995 | 0.5 m | fine sand between Thalassia in back reef | sample 95.01 |
| Gnathostomula axi Kirsteuer, 1964 | 4 May 1995 | 0.5 m | fine sand between Thalassia in back reef | sample 95.01 |
| Austrognathia christianae Farris, 1977 | 4 May 1995 | 0.5 m | fine sand between Thalassia in back reef | sample 95.01 |