くろあたまうみへびだったら
黒頭海蛇だったら
kuroatamaumihebidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of くろがしらうみへび

1. If it were a black-headed sea snake; If it was a black-headed sea snake

Tara Conditional
Usually Written in Kana