''Clypeaster'',
common name
In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often con ...
"cake urchins" or "sea biscuits", is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
echinoderm
An echinoderm () is any animal of the phylum Echinodermata (), which includes starfish, brittle stars, sea urchins, sand dollars and sea cucumbers, as well as the sessile sea lilies or "stone lilies". While bilaterally symmetrical as ...
s belonging to the family
Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “aster” (meaning ''star''), with reference to the shape of these organisms.
List of species
* ''
Clypeaster aloysioi''
(Brito, 1959)
* ''
Clypeaster amplificatus''
Koehler, 1922
* ''
Clypeaster annandalei''
Koehler, 1922
* ''
Clypeaster australasiae''
(Gray, 1851)
* ''
Clypeaster chesheri''
Serafy, 1970
* ''
Clypeaster cyclopilus''
H.L. Clark, 1941
* ''
Clypeaster durandi''
(Cherbonnier, 1959b)
* ''
Clypeaster elongatus''
H.L. Clark, 1948
* ''
Clypeaster euclastus''
H.L. Clark, 1941
* ''
Clypeaster europacificus''
H.L. Clark, 1914
* ''
Clypeaster eurychorius
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
H.L. Clark, 1924
* ''
Clypeaster euryptealus''
H.L. Clark, 1925
* ''
Clypeaster fervens''
Koehler, 1922
* ''
Clypeaster humilis''
(Leske, 1778)
* ''
Clypeaster isolatus
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
Serafy, 1971
* ''
Clypeaster japonicus
''Clypeaster japonicus'', the Japanese sea biscuit, is a species of sea urchin in the family Clypeasteridae. This species was first scientifically described in 1885 by the German zoologist Ludwig Heinrich Philipp Döderlein.
Description
This i ...
''
Döderlein, 1885
* ''
Clypeaster kieri
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
Pawson & Phelan, 1979
* ''
Clypeaster lamprus
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
H.L. Clark, 1914
* ''
Clypeaster latissimus
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
(Lamarck, 1816)
* ''
Clypeaster leptostracon
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
A. Agassiz & H.L. Clark, 1907
* ''
Clypeaster luetkeni
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
Mortensen, 1948
* ''
Clypeaster lytopetalus
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
A. Agassiz & H.L. Clark, 1907
* ''
Clypeaster microstomus
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
Lambert, 1912 †
* ''
Clypeaster miniaceus
''Clypeaster'', common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.
Etymology
The genus name ''Clypeaster'' is derived from the Latin “clypeus” (meaning ''round shield'') and “a ...
''
H.L. Clark, 1925
* ''
Clypeaster minihagali''
Deraniyagala, 1956 †
* ''
Clypeaster nummus''
Mortensen, 1948
* ''
Clypeaster ochrus''
H.L. Clark, 1914
* ''
Clypeaster ohshimensis''
Ikeda, 1935
* ''
Clypeaster oliveirai''
Krau, 1952
* ''
Clypeaster pallidus''
H.L. Clark, 1914
* ''
Clypeaster pateriformis''
Mortensen, 1948
* ''
Clypeaster prostratus''
(Ravenel, 1845)
* ''
Clypeaster rangianus''
Desmoulins, 1835
* ''
Clypeaster rarispinus''
de Meijere, 1903
* ''
Clypeaster ravenelii''
(A. Agassiz, 1869)
* ''
Clypeaster reticulatus''
(Linnaeus, 1758)
* ''
Clypeaster rosaceus
''Clypeaster rosaceus'', the fat sea biscuit, is a species of sea urchin in the family Clypeasteridae. It occurs in shallow water in the western Atlantic Ocean and was first scientifically described in 1758 by Carl Linnaeus.
Description
This i ...
''
(Linnaeus, 1758)
* ''
Clypeaster rotundus''
(A. Agassiz, 1863)
* ''
Clypeaster speciosus''
Verrill, 1870
* ''
Clypeaster subdepressus''
(Gray, 1825)
* ''
Clypeaster telurus''
H.L. Clark, 1914
* ''
Clypeaster tumidus''
(Tension-Woods, 1878)
* ''
Clypeaster virescens''
Döderlein, 1885
Gallery
File:Clypeaster reticulatus both sides.jpg, ''Clypeaster reticulatus''
File:Clypeasterbowersi.jpg, Fossil of ''Clypeaster bowersi'' the San Diego Natural History Museum, California
File:Clypeasterinsignis.jpg, Fossil of ''Clypeaster insignis'' at the San Diego County Fair, California
File:Clypeaster portentosus.jpg, Fossil of ''Clypeaster portentosus'' at the Museo Arqueológico Municipal de Cartagena
Image :Clypeaster rosaceus (Linnaeus, 1758) derivate 2013.jpg, ''Clypeaster rosaceus
''Clypeaster rosaceus'', the fat sea biscuit, is a species of sea urchin in the family Clypeasteridae. It occurs in shallow water in the western Atlantic Ocean and was first scientifically described in 1758 by Carl Linnaeus.
Description
This i ...
'' (aboral and internal views), by Ernst Haeckel
Ernst Heinrich Philipp August Haeckel (; ; 16 February 1834 – 9 August 1919) was a German zoologist, natural history, naturalist, eugenics, eugenicist, Philosophy, philosopher, physician, professor, marine biology, marine biologist and artist ...
in ''Kunstformen der Natur
(known in English as ''Art Forms in Nature'') is a book of lithographic and halftone prints by German biologist Ernst Haeckel.
Publication
Originally published in sets of ten between 1899 and 1904 and collectively in two volumes in 1904, it c ...
'' (1904).
Image:Clypeaster japonicus - Osaka Museum of Natural History - DSC07832.JPG, ''Clypeaster japonicus
''Clypeaster japonicus'', the Japanese sea biscuit, is a species of sea urchin in the family Clypeasteridae. This species was first scientifically described in 1885 by the German zoologist Ludwig Heinrich Philipp Döderlein.
Description
This i ...
''.
References
''Clypeaster'' Lamarck, 1801National History Museum*Sepkoski, Jac
Sepkoski's Online Genus DatabasePaleobiology Database
Clypeasteridae
Echinoidea genera
Extant Eocene first appearances
Taxa named by Jean-Baptiste Lamarck
{{Echinoidea-stub