やんばるてながこがねむしだったら
山原手長黄金虫だったら
yambarutenagakoganemushidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of やんばるてながこがね

1. If it were a yamahara-te-nagakinmushi…; If it had been a yamahara-te-nagakinmushi…

Tara Conditional
Usually Written in Kana