description Phyllacanthus parvispinus Overview
Phyllacanthus parvispinus is a cidaroid sea urchin in the family Cidaridae, known as the eastern slate-pencil or pencil urchin. Tenison-Woods described it in 1878, and records place it on the east coast of Australia, with additional records from the Kermadec Islands and New Zealand waters. It has a rounded test and thick, blunt primary spines that resemble pencils; it lives on rocky coastal shores and feeds at night by scraping algae and other encrusting material from the substrate.
help Phyllacanthus parvispinus FAQ
What is Phyllacanthus parvispinus?
Phyllacanthus parvispinus is a cidaroid sea urchin in the family Cidaridae. Its common names include the eastern slate-pencil urchin and pencil urchin.
Who described Phyllacanthus parvispinus?
Tenison-Woods described the species in 1878. It is a member of the cidaroid group of sea urchins.
Where is Phyllacanthus parvispinus found?
Records place it on the east coast of Australia. Additional records are associated with the Kermadec Islands and New Zealand.
What type of sea urchin is the eastern slate-pencil urchin?
It is a pencil urchin in the family Cidaridae. Cidaroid sea urchins are known for their prominent primary spines, which give pencil urchins their distinctive appearance.
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