Phylum: Echinodermata 棘皮動物門
Class: Echinoidea 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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