2011年5月20日 星期五

Clypeaster sp. 18.3 mm

Phylum Echinodermata 棘皮動物門


Class Echinoidea 海膽綱


Family Clypeasteridae 楯海膽科


Scientific name Clypeaster sp.


Chinese name


Author


Size 18.3 mm


Description test diameter - 18.3 mm , taken by lumon lumon net at depth of 20 - 30 meters in Olango Island , Cebu , Philippines .


 






 


 


Clypeaster sp., Aboral view(反口面).



 


 


Clypeaster sp., Oral view(口面).



 


 


Clypeaster sp., Lt. lateral view(左側面).










 


 


Clypeaster sp., Petaloid area (瓣狀區域)



 


 


Clypeaster sp., Peristome (口圍)



 


 


Clypeaster sp., Periproct (肛圍)



 


 


Clypeaster sp., Petaloid area (瓣狀區域)



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