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Acanthocidaris hastingeria is a species of sea urchin of the family Cidaridae. Their armour is covered with spines. It came from the genus Acanthocidaris and lives in the sea. Acanthocidaris hastingeria was first scientifically described in 1907 by Alexander Emanuel Agassiz & Hubert Lyman Clark.
Aceste ovata is a species of sea urchin of the family Schizasteridae. Their armour is covered with spines. It came from the genus Aceste and lives in the sea. Aceste ovata was first scientifically described in 1907 by Alexander Emanuel Agassiz & Hubert Lyman Clark.
Anametalia regularis is a species of sea urchin of the family Brissidae. Their armour is covered with spines. It is placed in the genus Anametalia and lives in the sea. Anametalia regularis was first scientifically described in 1925 by Hubert Clark.
Aporocidaris eltaniana is a species of sea urchin of the family Ctenocidaridae. Their armour is covered with spines. It is placed in the genus Aporocidaris and lives in the sea. Aporocidaris eltaniana was first scientifically described in 2000 by Mooi, David, Fell & Choné. It is found in the waters off Livingston Island in the South Shetland Islands at depths between 884 and 1,437 m.
Aporocidaris incerta is a species of sea urchin of the family Ctenocidaridae. It is placed in the genus Aporocidaris and lives in the deep sea. Aporocidaris incerta was first scientifically described in 1902 by Koehler. This species lives around the Antarctic continent at depths down to about 300 m (1,000 ft).
Aporocidaris milleri is a species of sea urchin of the family Ctenocidaridae. Their armour is covered with spines. It is placed in the genus Aporocidaris and lives in the sea. Aporocidaris milleri was first scientifically described in 1898 by Alexander Emanuel Agassiz.
Arachnoides tenuis is a species of sea urchin of the family Clypeasteridae. Their armour is covered with spines. It is placed in the genus Arachnoides and lives in the sea. Arachnoides tenuis was first scientifically described in 1938 by Hubert Lyman Clark.
Araeosoma eurypatum is a species of sea urchin of the family Echinothuriidae. Their armour is covered with spines. It is placed in the genus Araeosoma and lives in the sea. Araeosoma eurypatum was first scientifically described in 1909 by Alexander Agassiz and Hubert Clark.
Araeosoma leptaleum is a species of sea urchin of the family Echinothuriidae. Their armour is covered with spines. It is placed in the genus Araeosoma and lives in the sea. Araeosoma leptaleum was first scientifically described in 1909 by Alexander Emanuel Agassiz & Hubert Lyman Clark.
Toxopneustes is a genus of sea urchins from the tropical Indo-Pacific. It contains four species. They are known to possess medically significant venom to humans on their pedicellariae. They are sometimes collectively known as flower urchins, after the most widespread and most commonly encountered species in the genus, the flower urchin. Species included in the genus are the following:
Argopatagus planus is a species of sea urchin of the family Macropneustidae. Their armour is covered with spines. It is placed in the genus Argopatagus and lives in the sea. Argopatagus planus was first scientifically described in 1907 by Alexander Emanuel Agassiz and Hubert Lyman Clark, American scientists.
Brisaster kerguelenensis is a species of sea urchins of the Family Schizasteridae. Their armour is covered with spines. Brisaster kerguelenensis was first scientifically described in 1917 by Hubert Lyman Clark.
Brisaster latifrons is a species of sea urchins of the family Schizasteridae. Their armour is covered with spines. Brisaster latifrons was first scientifically described in 1898 by Alexander Emanuel Agassiz.
Brisaster moseleyi is a species of sea urchins of the Family Schizasteridae. Their armour is covered with spines. Brisaster moseleyi was first scientifically described in 1881 by Alexander Emanuel Agassiz.
Caenopedina pulchella is a species of sea urchins of the family Pedinidae. Their armour is covered with spines. Caenopedina pulchella was first scientifically described in 1907 by Alexander Emanuel Agassiz and Hubert Lyman Clark.
Centrostephanus asteriscus is a species of sea urchins of the Family Diadematidae. Their armour is covered with spines. Centrostephanus asteriscus was first scientifically described in 1907 by Alexander Emanuel Agassiz & Hubert Lyman Clark.
Chaetodiadema pallidum is a species of sea urchins of the Family Diadematidae. Their armour is covered with spines. Chaetodiadema pallidum was first scientifically described in 1907 by Alexander Emanuel Agassiz and Hubert Lyman Clark.
Toxopneustes roseus is a species of sea urchin from the East Pacific. It is sometimes known as the rose flower urchin or the pink flower urchin. Like the related flower urchin, they are venomous.
Toxopneustes maculatus is a rare species of sea urchin found in the Indo-West Pacific.
Aporocidaris is a genus of sea urchins in the family Ctenocidaridae. Several species are found in deep water in circum-Antarctic locations.
References
- ↑ 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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