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Phylum Echinodermata 棘皮動物門


ClassEchinoidea 海膽綱


Family Brissidae 壺海膽科


Scientific name Metalia spatagus


Chinese name 心形海壺


Author (Linnaeus 1758)


Size 70x56x34mm


Description Sea Urchins, taken in Olango Island, Cebu , Philippines .


 


Metalia spatagus 心形海壺, TEST, Aboral view.


 


Metalia spatagus 心形海壺, TEST, Oral view.


 


Metalia spatagus 心形海壺, TEST, Aboral view , 圍瓣小帶(Peripetalous fasciole), 前步帶(Anterior ambulacral area), 前瓣帶(Anterior petals) & 後瓣帶(Posterior petals).





 


Metalia spatagus 心形海壺, TEST, Oral view.


 


Metalia spatagus 心形海壺, 腹板(Sternal plates)


 


Metalia spatagus 心形海壺, 後腹板(Episternal plates)


 





 


Metalia spatagus 心形海壺, TEST, Lt. lateral view.




 


Metalia spatagus 心形海壺, TEST, Rt. lateral view.




 


Metalia spatagus 心形海壺, TEST, Posterial view.







 


Metalia spatagus 心形海壺, TEST, Anterior view.






 


Metalia spatagus 心形海壺, 頂系(Apical system)


 


Metalia spatagus 心形海壺, 後瓣帶(Posteror petals)


 


 


Metalia spatagus 心形海壺, 口圍(Peristome)



 


Metalia spatagus 心形海壺, 肛下板(Subanals) & 肛下小帶(Subanal fasciole)


 


Metalia spatagus 心形海壺, 肛圍(Periproct)


 


Metalia spatagus 心形海壺, 肛圍(Periproct) & 肛帶線(Anal fasciole)



 


 


Metalia spatagus 心形海壺, 肛帶線(Anal fasciole) & 肛下小帶(Subanal fasciole)

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