ほたてかいじゃなかったです
帆立貝じゃなかったです
hotatekaijanakattadesu

Noun
Desu Copula

The polite, past negative form of ほたてがい

1. Wasn't scallops.; Was not scallops.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana