| Conjuguterus parvus | summer 1938 | | | one specimen. |
| Oligoclado floridanus | summer 1938 | | | several specimens. |
| Prosthiostomum lobatum | summer 1938 | | | |
| Bdelloura candida | Jun 26, 1946 | | | on the base of legs of Limulus polyphemus, on average about 172 bdellourans per individual. |
| Eustylochus ellipticus | Jun 24, 1946 | | | three specimens found in 25 burrows of Upogebia affinis (Say). |
| Stylochus zebra | Aug 5, 1946 | 40 | | in a trawl off Fort Macon at a depth of 40 feet, seven specimens of Pagurus poolicaris Say were examined with on specimen of Stylochus found in the shell. |
| Planctoplanella atlantica | prior to 1940 | surface | | Taken in surface tow, 8:30-9:00 p.m., no date, Sheepshead Shoal, off Beaufort. |
| Kytorhynchella meixneri | 1970 or earlier | 20 m | | one specimen was obtained from a sample taken offshore. This specimen 'sublittoral form' differs slightly in measurements and fine structure of the pharynx (more inner circular muscles. |
| Pregermarium beaufortensis | summer 1941 | below water level | algae | |
| Pregermarium carolinensis | summer 1941 | below water level | algae | |
| Hymania prytherchi | 1938 or earlier | | | |
| Trigonostomum prytherchi | 1941 or earlier | | mud | |
| Archiloa wilsoni | 1940 or earlier | | | |
| Stylochus pulcher | 1940 or earlier | | | dredged in 60 feet, in a snail shell occipied by a hermit crab. One living specimen sent by Dr. Pearse. |