2011年5月5日 星期四

Metalia spatagus 133.5x114.2x66.4mm , denuded 心形海壺

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 133.5x114.2x 66.4mm


Description Penghu Is. , Taiwan


 



Original appearance with spine



 


TEST, Aboral view(反口面).




 


Apical system (頂系)




 


Posterior petals (後瓣帶)



 


 


 


TEST, Oral view(口面).





 


Peristome (口圍) & Floscelle (口花)



 


Sternal plates (胸板)




 


 


Episternal plates (後胸板)



 


Periproct (肛圍) & Subanals plate (肛下板)



 


Posterior view(後端) & Periproct (肛圍).





 


Periproct (肛圍)








 


Lt. lateral view(左側面).






 


Rt. lateral view(右側面).





 


Anterior view(前端).






 


Periproct (肛圍), Anal fasciole (肛帶線)


Subanals plate (肛下板) & Subanal fasciole (肛下帶線)






 


Periproct (肛圍) & Anal fasciole (肛帶線)



 


Subanals plate (肛下板) & Subanal fasciole (肛下帶線)



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