Echinothuriidae

Summary[edit] DescriptionAPI English: Zebrida adamsii (zebra urchin crab), commensal with short spine sea urchins, here on a fire urchin, Asthenosoma varium. In Komodo area, Indonesia. Date 29 July 2009 Source Own work Author Jason Marks

Fire urchin (Asthenosoma), Anilao, Batangas, Philippines

A close-up of part of the test of Calveriosoma gracile, showing the pores where the animal's tube-feet extend from.

Summary[edit] DescriptionAPI English: Closeup of a fire urchin, Asthenosoma varium. Near Alor Island, Indonesia. Date 24 November 2011 Source Own work Author Jason Marks

DescriptionAPI English: A fire urchin, Asthenosoma varium, observed near Alor Island, Indonesia. Date 23 November 2011 Source Author Author Candace Pratt Permission (Reusing this file) This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. https://creativecommons.org/licenses/by-sa/3.0 CC BY-SA 3.0 Creative Commons Attribution-Share Alike 3.0 truetrue

DescriptionAPI Pygmy Cuttlefish on Fire Sea Urchin (Asthenosoma varium). Date 25 July 2010, 11:04:04 Source Flickr: Pygmy Cuttlefish on Fire Sea Urchin Author prilfish Permission (Reusing this file) This image, which was originally posted to Flickr, was uploaded to Commons using Flickr upload bot on 4 June 2014, 19:29 by FredD. On that date, it was confirmed to be licensed under the terms of the license indicated. This file is licensed under the Creative Commons Attribution 2.0 Generic license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). http://creativecommons.org/licenses/by/2.0 CC BY 2.0 Creative Commons Attribution 2.0 truetrue

Fire urchin (Asthenosoma), Anilao, Batangas, Philippines

DescriptionAPI Pygmy Cuttlefish on Fire Sea Urchin (Asthenosoma varium). Date 25 July 2010, 11:04:40 Source Flickr: Pygmy Cuttlefish on Fire Seaurchin Author prilfish Permission (Reusing this file) This image, which was originally posted to Flickr, was uploaded to Commons using Flickr upload bot on 4 June 2014, 19:30 by FredD. On that date, it was confirmed to be licensed under the terms of the license indicated. This file is licensed under the Creative Commons Attribution 2.0 Generic license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). http://creativecommons.org/licenses/by/2.0 CC BY 2.0 Creative Commons Attribution 2.0 truetrue

Summary[edit] DescriptionAPI English: Zebrida adamsii (zebra urchin crab), commensal with short spine sea urchins, here on a fire urchin, Asthenosoma varium. In Komodo area, Indonesia. Date 29 July 2009 Source Own work Author Jason Marks

Summary[edit] DescriptionAPI English: Closeup of a fire urchin, Asthenosoma varium. Near Alor Island, Indonesia. Date 24 November 2011 Source Own work Author Jason Marks

The body of Calveriosoma gracile, like other sea urchins, has a 5-fold symmetry

DescriptionAPI English: A fire urchin, Asthenosoma varium, observed near Alor Island, Indonesia. Date 23 November 2011 Source Author Author Candace Pratt Permission (Reusing this file) This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. https://creativecommons.org/licenses/by-sa/3.0 CC BY-SA 3.0 Creative Commons Attribution-Share Alike 3.0 truetrue

DescriptionAPI Pygmy Cuttlefish on Fire Sea Urchin (Asthenosoma varium). Date 25 July 2010, 11:04:04 Source Flickr: Pygmy Cuttlefish on Fire Sea Urchin Author prilfish Permission (Reusing this file) This image, which was originally posted to Flickr, was uploaded to Commons using Flickr upload bot on 4 June 2014, 19:29 by FredD. On that date, it was confirmed to be licensed under the terms of the license indicated. This file is licensed under the Creative Commons Attribution 2.0 Generic license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). http://creativecommons.org/licenses/by/2.0 CC BY 2.0 Creative Commons Attribution 2.0 truetrue

DescriptionAPI Pygmy Cuttlefish on Fire Sea Urchin (Asthenosoma varium). Date 25 July 2010, 11:04:40 Source Flickr: Pygmy Cuttlefish on Fire Seaurchin Author prilfish Permission (Reusing this file) This image, which was originally posted to Flickr, was uploaded to Commons using Flickr upload bot on 4 June 2014, 19:30 by FredD. On that date, it was confirmed to be licensed under the terms of the license indicated. This file is licensed under the Creative Commons Attribution 2.0 Generic license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). http://creativecommons.org/licenses/by/2.0 CC BY 2.0 Creative Commons Attribution 2.0 truetrue

This urchin species is quite common and plentiful around the waters of the Izu Peninsula. Asthenosoma ijimai イイジマフクロウニ Atami City, Shizuoka Prefecture, Japan 静岡県熱海市