2011年6月8日 星期三

Laganum decagonale 20mm 十角餅乾海膽

Phylum Echinodermata 棘皮動物門


Class Echinoidea 海膽綱


Family Laganidae 餅乾海膽科


Scientific name Laganum decagonale


Chinese name 十角餅乾海膽


Author Blainville, 1827


Size 20mm


Description Sea Urchin, test diameter: 20mm, taken in Olango Island, Cebu, Philippines.




 


 


Laganum decagonale, Aboral view(反口面).



 


 


Laganum decagonale, Petaloid area (瓣狀區域)



 


 


Laganum decagonale, Oral view(口面).




 


 


Laganum decagonale, Peristome (口圍)



 


 


Laganum decagonale, Periproct (肛圍)



 


 


Laganum decagonale, Lateral aboral view(側反口面).



 


 


Laganum decagonale, Lateral view(側面).



 


 


Laganum decagonale, Lateral oral view(側口面).



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