同じ分類のタグ 種類 › Aquatic life › Cambrian animals
Danbooru の英語定義
An extinct marine animal of the Cambrian period. Looks like a tube with 2 rows of spikes on one side and 2 rows of tentacles on the other.
ハルキゲニア
An extinct marine animal of the Cambrian period. Looks like a tube with 2 rows of spikes on one side and 2 rows of tentacles on the other.