| Main Ref. | Pearcy, W.G. and D. Hancock, 1978 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | echinoderms | ||
| Food III | n.a./other echinoderms | ||
| Food group | unidentified | Prey Stage/Part | juv./adults |
| Food name | unidentified | ||
| Commonness | 12 | common (6-20%) | |
| Country | USA | ||
| Remark | Locality: Oregon. | ||