Echinothrix diadema (Linnaeus, 1758)

Fassbender, Nico, Stefanoudis, Paris V, Filander, Zoleka Nontlantla, Gendron, Gilberte, Mah, Christopher L, Mattio, Lydiane, Mortimer, Jeanne A, Moura, Carlos J, Samaai, Toufiek, Samimi-Namin, Kaveh, Wagner, Daniel, Walton, Rowana & Woodall, Lucy C, 2021, Reef benthos of Seychelles - A field guide, Biodiversity Data Journal 9, pp. 65970-65970 : 65970

Echinothrix diadema (Linnaeus, 1758)

Materials

Type status: Other material. Taxon: scientificName: Echinothrix diadema; kingdom: Animalia; phylum: Echinodermata; class: Echinoidea; order: Diadematoida; family: Diadematidae; genus: Echinothrix; scientificNameAuthorship: Linnaeus, 1758; Location: waterBody: Indian Ocean; country: Seychelles; locality: Poivre E 1 ; minimumDepthInMeters: 33.5 m; maximumDepthInMeters: 36.5 m; locationRemarks: First Descent: Seychelles Expedition; Identification: identifiedBy: Nico Fassbender, Zoleka Filander, Paris Stefanoudis; dateIdentified: 2019, 2020; identificationRemarks: identified only from imagery; Event: samplingProtocol: Submersible OR Remotely Operated Vehicle OR SCUBA; Record Level: basisOfRecord: Human observation

Notes

Spines are roughly equal to the diameter of the body. Maximum recorded size: 14 cm across. Primarily found in crevices, but can form aggregations in the open. Colour a uniform black, juveniles can have banded spines. Commonly known as Short Spine Urchin. Spines are noticeably shorter than those of Diadema sp. (Long Spine Urchin) (Fig. 140 ).

Figures

Figure 140. Echinothrix diadema. Poivre E 1, 30 m.