Laganum decagonale 29x26x6mm 十角餅乾海膽

Phylum： Echinodermata 棘皮動物門

Class： Echinoidea 海膽綱

Family： Laganidae 餅乾海膽科

Scientific name： Laganum decagonale

Chinese name： 十角餅乾海膽

Author： Blainville, 1827

Size： 29x26x6mm

Description： Sea Urchin., test diameter: 29mm, taken in Olango Island, Cebu, Philippines.

 

 

Laganum decagonale, Aboral view(反口面).

 

 

 

Laganum decagonale, Petaloid area (瓣狀區域)

 

 

Laganum decagonale, Apical system (頂系)

 

 

Laganum decagonale, Oral view(口面).

 

 

Laganum decagonale, Peristome (口圍)

 

 

Laganum decagonale, Periproct (肛圍)

 

 

Laganum decagonale, Lt. lateral aboral view(左側反口面).

 

 

Laganum decagonale, Lt. lateral view(左側面).

 

 

Laganum decagonale, Lt. lateral oral view(左側口面).