2011年6月22日 星期三

Plesiodiadema indicum 25.9x21.1mm

Phylum: Echinodermata 棘皮動物門


Class: Echinoidea 海膽綱


Family: Aspidodiadematidae


Scientific name: Plesiodiadema indicum


Chinese name:


Author: Döderlein, 1900


Size: 25.9x21.1mm


Description: Sea Urchin, diameter: 25.9x21.1mm, taken in Nan-Fan-au, Yilan, NE. Taiwan.


 


 


 


Plesiodiadema indicum, Aboral view(反口面).



 


 


Plesiodiadema indicum, Lateral aboral view(側反口面).




 


 


Plesiodiadema indicum, Lateral view, ambulacral area(步帶區).



 


 


Plesiodiadema indicum, Lateral view, interambulacral area(間步帶區).



 


 


Plesiodiadema indicum, Oral view(口面).



 


 


Plesiodiadema indicum, Peristome (口圍)



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