''Arbacia'' is a genus of
sea urchin
Sea urchins () are spiny, globular echinoderms in the class Echinoidea. About 950 species of sea urchin live on the seabed of every ocean and inhabit every depth zone from the intertidal seashore down to . The spherical, hard shells (tests) of ...
s, widespread in the Atlantic and eastern Pacific oceans.
Species
According to the
World Register of Marine Species :
* ''
Arbacia crenulata
''Arbacia'' is a genus of sea urchins, widespread in the Atlantic and eastern Pacific oceans.
Species
According to the World Register of Marine Species :
* '' Arbacia crenulata'' Kier, 1963 † (Miocene, east coast of USA)
* '' Arbacia dufresn ...
''
Kier, 1963 † (
Miocene, east coast of USA)
* ''
Arbacia dufresnii
''Arbacia dufresnii'' is a species of sea urchin of the family Arbaciidae. Its armour is covered with spines. ''A. dufresnii'' was first scientifically described in 1825 by Blainville.Kroh, A. (2010). ''Arbacia dufresnii''] (Blainville, 1825). I ...
''
( Henri Marie Ducrotay de Blainville, Blainville, 1825) (Patagonia and Antarctica)
* ''
Arbacia lixula
''Arbacia lixula'', the black sea urchin, is a species of sea urchin from Europe.
Description
It is a medium-sized sea urchin, characterized by its deep black color and its hemispherical shape. All of its spines are roughly the same size (no "s ...
''
( Linnaeus, 1758
Events
January–March
* January 1 – Swedish biologist Carl Linnaeus (Carl von Linné) publishes in Stockholm the first volume (''Animalia'') of the 10th edition of Systema Naturae, 10th edition of ''Systema Naturae'', the sta ...
) (Mediterranean)
* ''
Arbacia punctulata
The Atlantic purple sea urchin (''Arbacia punctulata'') is a species of sea urchins from the family Arbaciidae, native to the Atlantic Ocean.
Description
The Atlantic purple sea urchin is a spherical, dark purple-spined sea urchin, with a nea ...
''
( Lamarck, 1816) (Caribbean)
* ''
Arbacia rivuli
''Arbacia'' is a genus of sea urchins, widespread in the Atlantic and eastern Pacific oceans.
Species
According to the World Register of Marine Species :
* '' Arbacia crenulata'' Kier, 1963 † (Miocene, east coast of USA)
* '' Arbacia dufresn ...
''
Cooke, 1941a † (
Pliocene, east coast of USA)
* ''
Arbacia spatuligera
''Arbacia spatuligera'' is a species of sea urchin of the family Arbaciidae. Its armour is covered with spines. ''A. lixula ''was first scientifically described in 1846 by Valenciennes.Kroh, A. (2010). ''Arbacia lixula'' (Valenciennes, 1846). In ...
''
( Valenciennes, 1846) (Peru and Chile)
* ''
Arbacia stellata
''Arbacia stellata'' is a species of sea urchin of the family Arbaciidae. Their armour is covered with spines. It is placed in the genus Arbacia and lives in the sea. Arbacia stellata was first scientifically described in 1825 by Blainville.Kroh, ...
''
( Henri Marie Ducrotay de Blainville, Blainville, 1825; ?Gmelin, 1788) (East Pacific)
* ''
Arbacia waccamaw
''Arbacia'' is a genus of sea urchins, widespread in the Atlantic and eastern Pacific oceans.
Species
According to the World Register of Marine Species :
* '' Arbacia crenulata'' Kier, 1963 † (Miocene, east coast of USA)
* '' Arbacia dufresn ...
''
Cooke, 1941a † (
Pliocene, east coast of USA)
Image:Arbacia punctulata Flower Garden Banks.jpg, ''Arbacia punctulata
The Atlantic purple sea urchin (''Arbacia punctulata'') is a species of sea urchins from the family Arbaciidae, native to the Atlantic Ocean.
Description
The Atlantic purple sea urchin is a spherical, dark purple-spined sea urchin, with a nea ...
''
Image:Arbacia lixula 03.JPG, ''Arbacia lixula
''Arbacia lixula'', the black sea urchin, is a species of sea urchin from Europe.
Description
It is a medium-sized sea urchin, characterized by its deep black color and its hemispherical shape. All of its spines are roughly the same size (no "s ...
''
References
Arbacioida
{{echinoidea-stub
