とんびじゃありませんでした
鳶鱝じゃありませんでした
tombi jārimasendeshita

Noun
Desu Copula

The polite, past negative form of とびえい

1. Was not a stingray.; Was not a manta ray.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana