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Phylum Echinodermata 棘皮動物門


Class Echinoidea 海膽綱


Family Clypeasteridae 楯海膽科


Scientific name Clypeaster humilis


Chinese name 修姆楯形海膽


Author Leske, 1778


Size 119x109x 27 mm


Description Sea urchin test diameter - 119mm , taken from 南方澳, Northeast of Taiwan.


 


 


 


Clypeaster humilis, 修姆楯形海膽, Aboral view(反口面).






 


 


Clypeaster humilis, 修姆楯形海膽, Oral view(口面).





 


 


Clypeaster humilis, 修姆楯形海膽, Peristome (口圍)



 


 


Clypeaster humilis, 修姆楯形海膽, Periproct (肛圍)



 


 


Clypeaster humilis, 修姆楯形海膽, Lt. aboral lateral view(左側面).






 


 


Clypeaster humilis, 修姆楯形海膽, Lt. lateral view(左側面).



 


 


Clypeaster humilis, 修姆楯形海膽, Lt. oral lateral view(左側面).




 


 


 


Clypeaster humilis, 修姆楯形海膽, Petaloid area (瓣狀區域)



 


 


 


Clypeaster humilis, 修姆楯形海膽, Anterior petal (前瓣帶)



 


 


 


Clypeaster humilis, 修姆楯形海膽, Posterior paired petals (後瓣帶對)



 


 


Clypeaster humilis, 修姆楯形海膽, Apical system (頂系)


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