Histocidaroidea Lambert 1900

Histocidaris variabilis observed in deep waters off to Hawaii by NOAA Okeanos Explorer mission (Hohonu Moana Okeanos Explorer Expedition). Note that the white "galls" on the spines are symbiotic barnacles.

Preserved specimen of Tylocidaris ohshimai from MNHN, probably found around Philippines.

Summary[edit] Description: Français : A deep-sea sea urchin (Histocidaris variabilis) seen off Hawaii by NOAA Okeanos Explorer mission. Date: 29 September 2015. Source: http://echinoblog.blogspot.fr/2015/09/know-your-deep-sea-urchins-okeanos.html. Author: NOAA Okeanos Explorer.

Summary[edit] Description: English: Histocidaris elegans (A. Agassiz, 1879) Location Coordinate uncertainty in metres 1000 Country or area Australia Decimal latitude -44.07104 Decimal longitude 146.22652. Source: https://www.gbif.org/occurrence/1100736827. Author: Australian Museum (2018). Australian Museum provider for OZCAM. Occurrence dataset https://doi.org/10.15468/e7susi accessed via GBIF.org on 2019-01-07. https://www.gbif.org/occurrence/1100736827.

Summary[edit] Description: English: Histocidaris cf. nuttingi observed by NOAA Okeanos Explorer at 327 m deep off Puerto Rico (Bajo de Sico). Date: 15 November 2018. Source: http://oceanexplorer.noaa.gov/okeanos/media/exstream/exstream_01.html. Author: NOAA Okeanos Explorer.

Summary[edit] Description: Français : Tylocidaris ohshimai (ex-Psychocidaris, collection du Muséum National d'Histoire Naturelle). Date: 20 November 2015, 16:35:30. Source: Own work. Author: Frédéric Ducarme.

dorsal

Summary[edit] Description: English: Cropped image of taxon in file name. Date: 17 April 2019. Source: Cropped images from here at the Commons. Author: Frédéric Ducarme.

lateral

Summary[edit] Description: Balanocidaris marginata, Kimméridgien. Provenance: La Rochelle. Date: 18 March 2008. Source: Own work. Author: Vassil.

ventral