Polymastia invaginata Kirkpatrick 1907

are preyed upon by

• Global Biotic Interactions: Odontaster meridionalis (E. A. Smith 1876)
• Global Biotic Interactions: Acodontaster conspicuus (Koehler 1920)
• Global Biotic Interactions: Pentanymphon antarcticum Hodgson 1904
• Global Biotic Interactions: Ammothea carolinensis Leach 1814
• Global Biotic Interactions: Echiniphimedia hodgsoni (Walker 1906)
• Global Biotic Interactions: Gnathiphimedia mandibularis K. H. Barnard 1930
• Global Biotic Interactions: Odontaster meridionalis (E. A. Smith 1876)
• Global Biotic Interactions: Colossendeis scotti Calman 1915
• Global Biotic Interactions: Tritoniella belli Eliot 1907
• Global Biotic Interactions: Acodontaster hodgsoni (Bell 1908)
• Global Biotic Interactions: Liljeborgia georgiana Schellenberg 1931
• Global Biotic Interactions: Doris kerguelenensis (Bergh 1884)
• Global Biotic Interactions: Epimeria (Laevepimeria) walkeri (K. H. Barnard 1930)
• Global Biotic Interactions: Heteronemertes longifissus (Hubrecht 1887)
• Global Biotic Interactions: Homalocidaris gigantea (H. L. Clark 1925)
• Global Biotic Interactions: Epimeria (Drakepimeria) similis Chevreux 1912
• Global Biotic Interactions: Ctenocidaris spinosa (Koehler 1926)
• Global Biotic Interactions: Melphidippa antarctica Schellenberg 1926
• Global Biotic Interactions: Ctenocidaris perrieri Koehler 1912
• Global Biotic Interactions: Baseodiscus antarcticus Baylis 1915
• Global Biotic Interactions: Ophioperla koehleri (Bell 1908)
• Global Biotic Interactions: Notocrangon antarcticus (Pfeffer 1887)
• Global Biotic Interactions: Epimeria (Drakepimeria) macrodonta Walker 1906
• Global Biotic Interactions: Heterophoxus videns K. H. Barnard 1930
• Global Biotic Interactions: Odontaster meridionalis (E. A. Smith 1876)
• Global Biotic Interactions: Ophioplocus incipiens (Koehler 1922)
• Global Biotic Interactions: Eurythenes gryllus (Lichtenstein ex Mandt 1822)
• Global Biotic Interactions: Nymphon hiemale Hodgson 1907
• Global Biotic Interactions: Uristes gigas Dana 1852
• Global Biotic Interactions: Pseudorchomene rossi (Walker 1903)
• Global Biotic Interactions: Perknaster fuscus
• Global Biotic Interactions: Chorismus antarcticus (Pfeffer 1887)
• Global Biotic Interactions: Aegires albus Thiele 1912
• Global Biotic Interactions: Charcotia obesa Chevreux 1906
• Global Biotic Interactions: Doris kerguelenensis (Bergh 1884)
• Global Biotic Interactions: Doris kerguelenensis (Bergh 1884)
• Global Biotic Interactions: Aporocidaris milleri (A. Agassiz 1898)
• Global Biotic Interactions: Notocidaris mortenseni (Koehler 1900)
• Global Biotic Interactions: Parborlasia corrugatus (McIntosh 1876)
• Global Biotic Interactions: Ophionotus victoriae Bell 1902
• Global Biotic Interactions: Nuttallochiton mirandus (Thiele 1906)
• Global Biotic Interactions: Sterechinus antarcticus Koehler 1901
• Global Biotic Interactions: Puncturella conica (d'Orbigny 1841)
• Global Biotic Interactions: Ophioplinthus brevirima (Mortensen 1936)
• Global Biotic Interactions: Sterechinus neumayeri (Meissner 1900)
• Global Biotic Interactions: Ophioplinthus gelida (Koehler 1901)
• Global Biotic Interactions: Ophiosparte gigas Koehler 1922
• Global Biotic Interactions: Astrotoma agassizii Lyman 1875
• Global Biotic Interactions: Peraeospinosus pushkini (Tzareva 1982)