Stereocidaris granularis var. rubra Mortensen 1927 |
|
Family: Cidaridae |
Order: Cidaroida |
Locality: Philippines, Siquijor Island, |
Dimensions: |
|
|
The
specimen shows an irregularity as one primary tubercle is missing and the
areole is covered by smaller tubercles. |
|
Locality: Philippines, Olango Island, deep water |
Dimensions:
|
|
|
The sea urchin has an unusual apical system
(self-repairing?) |