Object Details Collector M. W. Johnson Expedition U.S. Navy Operation Crossroads Ocean/Sea/Gulf North Pacific Ocean Record Last Modified 9 Oct 2014 Specimen Count 1 Collection Date 16 Jun 1946 USNM ...
This blue tuxedo urchin (Mespilia globulus) measures around 2 cm in diameter and feeds by grazing on algae underneath it.
Mespilia globulus Linnaeus; BMNH 43.3.20.63. Recent, Indonesia. Aboral view. Diameter of test 27 mm.