Monorygma grimaldii (Moniez 1899)

are endoparasites of

• World Register of Marine Species: Stenella longirostris (Gray 1828) (Long-beaked Dolphin) (larval)
• World Register of Marine Species: Stenella graffmani Kellogg 1940 (larval)

geographic distribution

• World Register of Marine Species: Tropical East Pacific
• World Register of Marine Species: European waters (ERMS scope)

parasitize

• World Register of Marine Species: Tursiops truncantus Montagu 1821
• World Register of Marine Species: Kogia breviceps (de Blainville 1838) (lesser cachalot)
• World Register of Marine Species: Stenella graffmani Kellogg 1940
• World Register of Marine Species: Globicephala melas (Traill 1809) (Long-finned pilot whale)
• World Register of Marine Species: Lagenorhynchus acutus (Gray 1828) (Atlantic white-sided dolphin)

trophic guild

• World Register of Marine Species: endoparasite
• World Register of Marine Species: endoparasite
• World Register of Marine Species: parasite
• World Register of Marine Species: parasite
• World Register of Marine Species: parasite