Phylum Echinodermata 棘皮動物門


Class Echinoidea 海膽綱


Family Laganidae 餅乾海膽科


Scientific name Laganum laganum


Chinese name 餅乾海膽


Author Leske, 1778


Size 33x30x7mm


Description Sea Urchin, test diameter: 33mm, taken in Olango Island, Cebu, Philippines.




 


 


Laganum laganum, Aboral view(反口面).



 


 


Laganum laganum, Petaloid area (瓣狀區域)



 


 


Laganum laganum, Apical system (頂系)



 


 


Laganum laganum, Oral view(口面).




 


 


Laganum laganum, Peristome (口圍)



 


 


Laganum laganum, Periproct (肛圍)



 


 


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



 


 


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



 


 


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


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