# 石炭紀 carboniferousperiod essexella anthracomedusa

実在した石炭紀のクラゲ３種です。こうやって見ると今も昔もクラゲって宇宙生物っぽいですね〜。#石炭紀

5 25
2021-01-31

Octomedusa

A jellyfish that grew to 2 cm of diameter, its named after the number of tentacles it has, its rare that this type of animal gets preserved at all

ALT: depending on preservation, 8 tentacles, an irregular edge and even a mouth opening might be marked on the fossil

3 14
2020-09-18