Aporocidaris fragilis is a species of sea urchin of the family Ctenocidaridae. It is well-armoured with spines. It is placed in the genus Aporocidaris and lives in the sea. Aporocidaris fragilis was first scientifically described in 1907 by Alexander Emanuel Agassiz & Hubert Lyman Clark.[1]
| Aporocidaris fragilis | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Order: | Cidaroida |
| Family: | Ctenocidaridae |
| Genus: | Aporocidaris |
| Species: | A. fragilis
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| Binomial name | |
| Aporocidaris fragilis A. Assagiz & Clark, 1907
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This species is morphologically very similar to Aporocidaris milleri and Aporocidaris antarctica and they may not be separate species. Aporocidaris fragilis is found in the North Pacific Ocean between the Kamchatka Peninsula and Alaska at depths of more than 3,500 m (11,500 ft).[2]
References
edit- ^ Kroh, A. (2010). Aporocidaris fragilis (Alexander Emanuel Agassiz & Hubert Lyman Clark, 1907). In: Kroh, A. & Mooi, R. (2010) World Echinoidea Database. at the World Register of Marine Species.
- ^ Schultz, Heinke A.G. (2015). Echinoidea: with pentameral symmetry. Walter de Gruyter GmbH & Co KG. p. 162. ISBN 978-3-11-038601-1.
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