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376:(shell). It can grow to a diameter of about 8 centimetres (3.1 in) and grows larger at the extreme north and south ends of its range than it does in the centre. It has moderately short spines with wide bases and sharp tips. The colour of the test varies from black to deep brownish-red, often being more ruddy on its aboral (upper) surface than on its oral (lower) surface. The spines are usually black.
407:
uses the teeth that surround its mouth to grind away at the rock underneath it so as to make a hemispherical depression in which it takes refuge during the day. It emerges at night to graze on algae growing within a few centimetres (inches) of its home. It defends this hole against other sea urchins
395:
and often under rock slabs or broken coral especially in places with high water movement. It sometimes occurs in large numbers and causes considerable damage to coral reefs through its boring activities.
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is common throughout the
Caribbean Sea and also occurs in Florida, Bermuda and the South American coast as far south as Brazil. It occurs on shallow rocky areas and on
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usually at depths of 2 metres (6 ft 7 in) or less but occasionally in deeper water down to about 45 metres (148 ft). It is sometimes found among
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361:. It is found in very shallow parts of the western Atlantic Ocean and the Caribbean Sea.
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437:Kroh, Andreas (2010). Kroh A, Mooi R (eds.).
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416:) feeds on it and several species of small
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420:conceal themselves underneath its test.
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519:. Marine Species Identification Portal
372:has an elliptical rather than a round
517:Interactive Guide to Caribbean Diving
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862:D370AA30-9934-4C18-B304-62B245EF8C0E
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483:. T.F.H. Publications. pp.
451:World Register of Marine Species
51:
332:(L. Agassiz & Desor, 1846)
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895:Echinoderms described in 1758
324:L. Agassiz & Desor, 1846
230:L. Agassiz & Desor, 1846
900:Taxa named by Carl Linnaeus
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475:Colin, Patrick L. (1978).
305:Ellipsechinus subangularis
447:World Echinoidea Database
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48:Scientific classification
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408:of its own species. The
380:Distribution and habitat
313:Heliocidaris castelnaudi
243:Echinometra subangularis
289:Ellipsechinus lukunter
890:Echinoderms of Brazil
715:Paleobiology Database
509:"Rock-boring urchin (
354:of sea urchin in the
321:Heliocidaris mexicana
308:(A. Agassiz, 1872-74)
281:Ellipsechinus lobatus
227:Echinometra michelini
16:Species of sea urchin
577:Echinometra_lucunter
548:Echinometra lucunter
511:Echinometra lucunter
441:Echinometra lucunter
405:Echinometra lucunter
385:Echinometra lucunter
370:Echinometra lucunter
343:Echinometra lucunter
329:Toxocidaris mexicana
157:Echinometra lucunter
41:Echinometra lucunter
25:Echinometra lucunter
246:A. Agassiz, 1872-74
235:Echinometra nigrina
219:Echinometra lobatus
211:Echinometra acufera
348:rock boring urchin
284:(Blainville, 1825)
222:(Blainville, 1825)
187:Cidaris fenestrata
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702:Open Tree of Life
540:Taxon identifiers
443:(Linnaeus, 1758)"
410:king helmet shell
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521:. Retrieved
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454:. Retrieved
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728:SeaLifeBase
637:iNaturalist
389:coral reefs
365:Description
190:Leske, 1778
126:Echinometra
105:Camarodonta
879:Categories
523:2012-09-18
456:2012-09-18
424:References
393:seagrasses
316:Hupé, 1858
95:Echinoidea
783:Q61976215
133:Species:
71:Kingdom:
65:Eukaryota
823:10586131
777:Wikidata
655:10862540
557:Wikidata
294:Linnaeus
263:Linnaeus
200:Linnaeus
178:Synonyms
165:Linnaeus
111:Family:
81:Phylum:
75:Animalia
61:Domain:
857:ZooBank
810:5188145
743:6546016
629:2278861
563:Q153395
485:419–422
400:Biology
352:species
350:, is a
121:Genus:
101:Order:
91:Class:
849:568960
836:157959
756:213380
740:uBio:
707:395688
694:213380
681:105361
668:157958
642:194691
616:599664
590:174135
491:
356:family
346:, the
844:WoRMS
818:IRMNG
797:38LHS
751:WoRMS
733:50002
720:86299
650:IRMNG
603:38JGF
831:ITIS
805:GBIF
689:OBIS
676:NCBI
663:ITIS
624:GBIF
585:BOLD
489:ISBN
418:goby
374:test
298:1758
267:1758
204:1758
169:1758
792:CoL
611:EoL
598:CoL
572:ADW
171:)
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513:)"
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465:^
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296:,
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
