notaeum

(zoology) The back or upper surface, as of a bird. / (zoology) A dorsal buckler in some gastropods.

Japanese Meaning

鳥の背側、上部の面（背中）の部分 / 一部の腹足類に見られる、背部を覆う保護板

The ornithologist carefully examined the notaeum to record feather patterns.

鳥類学者は羽の模様を記録するために背面を注意深く調べた。

Sense（1）

(zoology) The back or upper surface, as of a bird.

Sense（2）

(zoology) A dorsal buckler in some gastropods.

notaea

（ plural ）