Black Long Spined Urchin
Easily recognized by the numerous long dark purple to black spines.
Black long spined urchin. Black long spine urchin diadema setosum diadema setosum is a species of long spined sea urchin belonging to the family diadematidae. Long spined urchin diadema antillarum philippi 1845 description. Long spined sea urchin centrostephanus rodgersii imas scientists have conducted research on centrostephanus and associated barrens along the tasmanian coast for more than 17 years.
It is the most abundant and important herbivore on the coral reefs of the western atlantic and caribbean basin. Body up to 10 cm. Diadema antillarum long spined black urchin order.
Sometimes also grayish white spines are present. Long spined black urchin diadema antillarum. It is a typical sea urchin with extremely long hollow spines that are mildly venomous.
This sea urchin is characterized by its exceptionally long black spines. The young may have banded spines. The long spined sea urchin also known as the lime urchin black sea urchin or grabaskey s bane is a species in the class of the sea urchins and thus belongs to the phylum of the echinodermata diadema antillarum was first described in 1845 by philippi.
Diadema antillarum also known as the lime urchin black sea urchin or the long spined sea urchin is a species of sea urchin in the family diadematidae. Diadematoida hollow spined sea urchins class. Echinoidea sea urchins phylum.
Setosum differs from other diadema with five characteristic white dots that can be found on its body. It s a tiara basically except macho men can wear it too. Lives on coral reefs flats rubble etc.
The species can be found throughout the indo pacific region from australia and africa to japan and the red sea. Spines up to 20 cm. Setosum differs from other diadema with five characteristic white dots that can be found on its body.
Echinodermata starfish sea urchins and sea cucumbers fig. The presence of centrostephanus in tasmanian waters is a result of warming waters along the east coast and represents a range extension for this species from mainland australia. There are eight species of black long spined sea urchins all belonging to the genus diadema.
The spines on these urchins are long thin and completely black while they may look like a very delicate species they are in fact very capable of. A diadem is a kind of jewelled headband worn by monarchs royals and other fancy schmancy types. The black longspine urchin is also commonly known as the long spined sea urchin and has a body which is predominately black with a red eyespot in the center surrounded by bright blue markings.
