Slate Pencil Urchin

Panamanian part of the North Pacific Ocean. In Panama this species is common in the Gulf of Panama and the Gulf of Chiriqui in rocky intertidal and subtidal habitats, particulalry under rocks and among Pocillopra spp. coral branches. It has been collected from Venado Beach (USNM E 18760), Naos Island (USNM E 18755), Perico Island (USNM E 25500), Taboga Island (USNM E 4947), the beach at Rio Mar (USNM E 25251), Fort Kobbe Beach (USNM E 14571; Centroid Latitude: 8.90, Centroid Longitude: -79.58), the reef off of French Port (USNM 1017372), Perlas Archipelago (USNM E 6776 & USNM E 6775), and Uva Island (USNM E 25498), eastern Pacific, North Pacific Ocean.