description Histocidaris elegans Overview
Histocidaris elegans is a species of cidaroid sea urchin in the family Histocidaridae. Alexander Agassiz described it in 1879, and the species has also been treated under the earlier combination Porocidaris elegans. It belongs to a group commonly known as pencil urchins, whose robust primary spines distinguish them from many other sea urchins.
help Histocidaris elegans FAQ
Who described Histocidaris elegans?
Alexander Agassiz described Histocidaris elegans in 1879. The species has also appeared under the earlier combination Porocidaris elegans.
What type of sea urchin is Histocidaris elegans?
Histocidaris elegans is a cidaroid sea urchin in the family Histocidaridae. Cidaroids are often called pencil urchins because they have large, thick primary spines.
Why is Histocidaris elegans also called Porocidaris elegans?
Porocidaris elegans is an earlier genus and species combination used for the same taxon in older classification. Scientific names can change when researchers revise genus-level relationships.
What are pencil urchins like?
Pencil urchins are cidaroid sea urchins with prominent primary spines that are thicker and more visually distinct than the fine spines of many other urchins. Histocidaris elegans belongs to this broader pencil-urchin group.
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