Aporocidaris Explained

Aporocidaris is a genus of sea urchins in the family Ctenocidaridae. Several species are found in deep water in circum-Antarctic locations.

Characteristics

The test is rather compressed, with a flat base and thin fragile plates, and the apical system is conspicuously domed. The primary spines are long and very slender and the secondary spines are cylindrical and erect.^[1]

Species

The following species are recognised by the World Register of Marine Species:

• Aporocidaris antarctica Mortensen, 1909
• Aporocidaris eltaniana Mooi, David, Fell & Choné, 2000
• Aporocidaris fragilis Agassiz & Clark, 1907
• Aporocidaris incerta (Koehler, 1902)
• Aporocidaris milleri (Agassiz, 1898)
• Aporocidaris usarpi Mooi, David, Fell & Choné, 2000

Notes and References

1. Book: Schultz, Heinke A.G.. Echinoidea: with pentameral symmetry . 2015. Walter de Gruyter GmbH & Co KG . 978-3-11-038601-1 . 160.