くしくらげじゃなかったです
櫛水母じゃなかったです
kushikuragejanakattadesu

Noun
Desu Copula

The polite, past negative form of くしくらげ

1. Was not a jellyfish.; Wasn't a comb jelly.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana