Pachycheles serratus (Benedict 1901)

are eaten by

• Global Biotic Interactions: Alpheus cristulifrons Rathbun 1900
• Global Biotic Interactions: Loligo plei
• Global Biotic Interactions: Neoniphon marianus (Cuvier 1829) (海新東洋鰃)
• Global Biotic Interactions: Pareques acuminatus (Bloch & Schneider 1801) (銳高鰭䱛)
• Global Biotic Interactions: Ginglymostoma cirratum (Bonnaterre 1788) (鉸口鯊)

eat

• Global Biotic Interactions: Quinqueloculina seminulum
• Global Biotic Interactions: Bigenerina irregularis Phleger & Parker 1951
• Global Biotic Interactions: Archaias angulatus (Fichtel & Moll 1798)
• Global Biotic Interactions: Canistrocarpus cervicornis
• Global Biotic Interactions: Ceramium nitens