しわはいるかじゃなかったです
皺歯海豚じゃなかったです
shiwawa irukajanakattadesu

Noun
Desu Copula

The polite, past negative form of しわはいるか

1. Was not a bottlenose dolphin.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana