| Haplognathia asymmetrica Sterrer, 1991b | 12 May 1994 | 1.5 m | medium to coarse sand with short Thalassia | sample 94.15 |
| Haplognathia ruberrima (Sterrer, 1966) | 12 May 1994 | 1.5 m | medium to coarse sand with short Thalassia | sample 94.15: S end of Manatee Cay |
| Cosmognathia aquila Sterrer, 1998 | 12 May 1994 | 1.5 m | medium to coarse sand with short Thalassia | sample 94.15 |
| Cosmognathia manubrium Sterrer, 1991b | 12 May 1994 | 1.5 m | medium to coarse sand with short Thalassia | sample 94.15 |
| Pterognathia ctenifera Sterrer, 1970a | 12 May 1994 | 1.5 m | medium to coarse sand with short Thalassia | sample 94.15 |
| Labidognathia longicollis Riedl, 1970a | 12 May 1994 | 1.5 m | medium to coarse sand with short Thalassia | sample 94.15 |
| Paucidentula anonyma Sterrer, 1998 | 12 May 1994 | 1.5 m | medium to coarse sand with short Thalassia | sample 94.15 |
| Haplognathia ruberrima (Sterrer, 1966) | 7 May 1994 | 2 m | heterogeneous sand | sample 94.9: off Cat Cay, small sand hole in reef |
| Pterognathia alcicornis Sterrer, 1998 | 7 May 1994 | 2 m | heterogeneous sand | sample 94.9: off Cat Cay, small sand hole in reef |
| Pterognathia crocodilus Sterrer, 1991a | 7 May 1994 | 2 m | heterogeneous sand | sample 94.9: off Cat Cay, small sand hole in reef |
| Pterognathia ugera Sterrer, 1991c | 7 May 1994 | 2 m | heterogeneous sand | sample 94.9: off Cat Cay, small sand hole in reef |
| Clausognathia suicauda Sterrer, 1992 | 7 May 1994 | 2 m | heterogeneous sand | sample 94.9: off Cat Cay, small sand hole in reef |
| Gnathostomula peregrina Kirsteuer, 1969a | 7 May 1994 | 2 m | heterogeneous sand | sample 94.9: off Cat Cay, small sand hole in reef |
| Austrognathia microconulifera Farris, 1977 | 7 May 1994 | 2 m | heterogeneous sand | sample 94.9: off Cat Cay, small sand hole in reef |