| Main Ref. | Hiatt, R.W. and D.W. Strasburg, 1960 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | worms | ||
| Food III | non-annelids | ||
| Food group | Ptychoderidae | Prey Stage/Part | juv./adults |
| Food name | Ptychodera sp. | ||
| Commonness | 4 | rare (1-5%) | |
| Country | Marshall Is. | ||
| Remark | Locality: Arno, Bikini and Eniwetok. | ||