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seagrass lagoon index
  Online Guide to Chek Jawa
seagrass
 
Pencil sea urchin
Prionocidaris bispinosa
Family Echinoidea

These colourful sea urchins are ocassionally seen in the seagrass lagoon. They have spines on their spines!

See also ...
Echinoderms in general
Sea urchins in general
  click for enlarged image

click for enlarged image
quick facts
Body diameter 4-5cm, sometimes seen in the seagrass lagoon

Classification:
Order Sirenia
Class Echinoidea
Phylum Echinodermata

 

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