Chaetodiadema granulatum Mortensen 1903

Family: Diadematidae

Order: Diadematoida

Locality: Philippines

Dimensions: 49 Ø x 13 mm,
longest spine ab. 50 mm


Tubercles perforate and crenulate. Pores trigeminate, forming a single row with very steep archs. The dark elongated spots are originally blue light-sensitive spots. Spines are banded or in uniform colour and as so far not perfectly matching Mortensen´s description.