Thunnus (Neothunnus)
Neothunnus is a subgenus of ray-finned bony fishes in the Thunnini, or tuna, tribe. More specifically, Neothunnus is a subgenus of the genus Thunnus, also known as the "true tunas". Neothunnus is sometimes referred to as the yellowfin group, and comprises three species:
;subgenus Thunnus T. albacares – yellowfin tunaT. atlanticus – blackfin tunaT. tonggol – longtail tuna