Photo 101756828, (c) desertnaturalist, some rights reserved (CC BY), uploaded by desertnaturalist

Attribution © desertnaturalist some rights reserved Uploaded by desertnaturalist Source iNaturalist Associated observations Photos / Sounds What Rough-spined Urchin (Chondrocidaris gigantea) Observer desertnaturalist Date March 22, 1988 11:10 AM PST Place Holualoa, HI, USA (Google, OSM) Date Added October 24, 2020 11:29 AM PDT 2 IDs Research Grade View Sizes small medium large original