Phylum: Echinodermata 棘皮動物門
Class: Echinoidea 海膽綱
Family: Laganidae 餅乾海膽科
Scientific name: Laganum fudsiyama
Chinese name: 富士山餅乾海膽
Author: Doederlein, 1885
Size: 78 x73x18mm
Description: Sea Urchin, test diameter: 78mm, taken in 南方澳, Northeast of Taiwan.
Laganum fudsiyama, Aboral view(反口面).
Laganum fudsiyama, Petaloid area (瓣狀區域)
Laganum fudsiyama, Apical system (頂系)
Laganum fudsiyama, Oral view(口面).
Laganum fudsiyama, Periproct (肛圍)
Laganum fudsiyama, Peristome (口圍)
Laganum fudsiyama, Lt. lateral aboral view(左側反口面).
Laganum fudsiyama, Lt. lateral view(左側面).
Laganum fudsiyama, Lt. lateral oral view(左側口面).
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