| Main Ref. | Bigatti, G., C.J. Sanchez Antelo, P. Miloslavich and P.E. Penchaszadeh, 2009 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | echinoderms | ||
| Food III | sea urchins | ||
| Food group | Arbaciidae | Prey Stage/Part | juv./adults |
| Food name | Arbacia dufresnii | ||
| Commonness | |||
| Country | Argentina | ||
| Remark | Locality: Golfo Nuevo, Patagonia. | ||