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 75x70x 17 mm


Description Sea Urchin, test diameter: 75 mm , taken in 宜蘭東澳外海, 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, Peristome (口圍)



 


 


Laganum fudsiyama, Periproct (肛圍)



 


 


Laganum fudsiyama, Lt. lateral aboral view(左側反口面).




 


 


Laganum fudsiyama, Lt. Petaloid area, close up (左側瓣狀區域近觀)



 


 


Laganum fudsiyama, Lt. lateral view(左側面).



 


 


Laganum fudsiyama, Lt. lateral oral view(左側口面).



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