くろぶちめじろだったら
黒縁目白だったら
kurobuchimejirodattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of くろへりめじろ

1. If it were a black-rimmed white-eye…; If it was a black-rimmed white-eye…

Tara Conditional
Usually Written in Kana