Didymocystis dissimilis Yamaguti 1938

are endoparasites of

• World Register of Marine Species: Thunnus thynnus (Linnaeus 1758) (Northern bluefin tuna) (adult)
• World Register of Marine Species: Auxis thazard (Lacepède 1800) (Frigate tuna) (adult)
• World Register of Marine Species: Katsuwonus pelamis (Linnaeus 1758) (Skipjack tuna) (adult)
• World Register of Marine Species: Katsuwonus pelamis (Linnaeus 1758) (Skipjack tuna) (adult)
• World Register of Marine Species: Euthynnus affinis (Cantor 1849) (Little tunny) (adult)

geographic distribution

• World Register of Marine Species: Eastern India
• World Register of Marine Species: South China Sea
• World Register of Marine Species: Japanese part of the North Pacific Ocean

latitude

• OBIS environmental data records: 17.7333 degrees (min)
• OBIS environmental data records: 17.7333 degrees (max)

longitude

• OBIS environmental data records: 83.2667 degrees (max)
• OBIS environmental data records: 83.2667 degrees (min)

trophic guild

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