Clypeaster sp. 51x46x11mm

Phylum： Echinodermata 棘皮動物門

Class： Echinoidea 海膽綱

Family： Clypeasteridae 楯海膽科

Scientific name： Clypeaster sp.

Chinese name：

Author：

Size： 51x46x 11mm

Description： Sea urchin - test diameter: 50mm , test/spine, taken with tangle net at depth of 100-200 meters in Balicasag Island , Bohol , Philippines .

 

 

Clypeaster sp., Aboral view(反口面).

 

 

Clypeaster sp., Petaloid area (瓣狀區域)

 

 

Clypeaster sp., Apical system (頂系)

 

 

Clypeaster sp., Oral view(口面).

 

 

Clypeaster sp., Peristome (口圍) & Periproct (肛圍)

 

 

Clypeaster sp., Peristome (口圍)

 

 

Clypeaster sp., Periproct (肛圍)

 

 

Clypeaster sp., Lt. lateral view(左側面).

 

 

Clypeaster sp., Posterior view(後端).

 

 

Clypeaster sp., Lt. lateral view(左側面), Petaloid area (瓣狀區域).