Pilumnus marshi

are eaten by

• Global Biotic Interactions: Loligo plei
• Global Biotic Interactions: Neoniphon marianus (Cuvier 1829) (Longjaw Squirrelfish)
• Global Biotic Interactions: Pareques acuminatus (Bloch & Schneider 1801) (Highhat)
• Global Biotic Interactions: Ginglymostoma cirratum (Bonnaterre 1788) (Nurse Shark)
• Global Biotic Interactions: Haemulon aurolineatum Cuvier 1830 (Caesar)

eat

• Global Biotic Interactions: Stylopoma spongites (Pallas 1766)
• Global Biotic Interactions: Diodora dysoni (Reeve 1850)
• Global Biotic Interactions: Collisella jamaicensis
• Global Biotic Interactions: Neopetrosia subtriangularis (Duchassaing 1850)
• Global Biotic Interactions: Chondrilla nucula Schmidt 1862 (chicken liver sponge)