From Keoki's Fish Corner a Red Longspined Urchin (Diadema sp.) which is one of two red diadematids from Midway lagoon and has thinner venomous spines protected by large primary spines.
Keoki Stender's Red Longspined Urchin (Diadema sp.)
By Stan & Debbie Hauter, About.com Guide
Red Longspined Urchin (Diadema sp.)
Keoki Stender©2009 About.com, a part of The New York Times Company.
All rights reserved.