A purple-spined sea urchin (Arbacia punctulata) at the Flower Garden Banks National Marine Sanctuary, l ocated 70 to 115 miles off the coast of Texas and Louisiana (NOAA picture).
PRESERVED_SPECIMEN; Preparations:Dry; Arbacia dufresnii (Blainville, 1825); Individual count:2; Type status: (no data); Identified by:Pawson, David L., Smithsonian Institution, National Museum of Natural History; Event date:19691026T00:00:00Z; Additional description:Dorsal view, dry specimen
Summary[edit] Description: Español: Fauna y flora marina de la costa del Parque natural de cabo de Gata-Níjar. La profundidad es inferior a 3 metros. El día era soleado y caluroso (unos 30ºC). Foto realizada durante una sesión de snorkel. Date: 12 August 2013, 15:38:55. Source: Own work. Author: Nachosan.
Summary[edit] Description: Français : Jeune Arbacia stellata observé dans le Golfe de Californie. Date: 3 July 2018, 21:31:15. Source: The uploader on Wikimedia Commons received this from the author/copyright holder. Author: Sylvain Le Bris.
PRESERVED_SPECIMEN; Preparations:Dry; Arbacia dufresnii (Blainville, 1825); Individual count:2; Type status: (no data); Identified by:Pawson, David L., Smithsonian Institution, National Museum of Natural History; Event date:19691026T00:00:00Z; Additional description:Ventral view, dry specimen
Summary[edit] Description: Español: Fauna y flora marina de la costa del Parque natural de cabo de Gata-Níjar. La profundidad es inferior a 3 metros. El día era soleado y caluroso (unos 30ºC). Foto realizada durante una sesión de snorkel. Crambe crambe. Date: 12 August 2013, 15:21:05. Source: Own work. Author: Nachosan. Camera location36° 43′ 19.33″ N, 2° 11′ 37.83″ WView all coordinates using: OpenStreetMap 36.722037; -2.193843.
Summary[edit] Description: Français : Un test (coquille) d'oursin noir Arbacia lixula, en vue apicale (Mediterranée : Agay, France). On note une anomalie de développement sur un des ambulacres. Date: 3 July 2015, 09:33:17. Source: Own work. Author: Frédéric Ducarme.