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 x73x 18mm
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, Posterior paired petals (後瓣帶對)
Laganum fudsiyama, Apical system (頂系)
Laganum fudsiyama, Oral view(口面).
Laganum fudsiyama, Peristome (口圍)
Laganum fudsiyama, Peristome (口圍)
Laganum fudsiyama, Periproct (肛圍)
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