かんむり海雀 うみすずめではありませんでした
kammuri umisuzumedewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 冠海雀

1. Was not a crested auklet.; Was not a crested auklet (polite).

Past/Perfective
Negative
Polite
Formal Register