Dendraster

	Dendraster ''Dendraster'' is a genus of sand dollars of the family Dendrasteridae within the order Clypeasteroida. The extant species in this genus are found in the northeast Pacific Ocean from Alaska to Baja California.Mooi, R. (1997). Sand Dollars of the genus Dendraster (Echinoidea: Clypeasteroida): Phylogenetic systematics, heterochrony, and distribution of extant species.' Bulletin of Marine Species 61(2): 343–375. The best-known, most common and widespread species is '' D. excentricus''. Species Listed alphabetically. ''Dendraster ashleyi'' (Arnold) † ''Dendraster casseli'' Grant & Hertlein, 1938 † ''Dendraster elsmerensis'' Durham, 1949 † ''Dendraster excentricus'' (Eschscholtz, 1831) ''Dendraster gibbsii'' (Remond) † ''Dendraster laevis'' H. L. Clark, 1948 ''Dendraster pacificus'' Kew, 1920 † ''Dendraster perrini'' (Weaver 1908) † ''Dendraster rugosus'' H. L. Clark ''Dendraster terminalis'' (Grant & Hertlein 1938) ''Dendraster vizcainoensis ''Dendrast ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Dendraster Casseli ''Dendraster'' is a genus of sand dollars of the family Dendrasteridae within the order Clypeasteroida. The Extant taxon, extant species in this genus are found in the northeast Pacific Ocean from Alaska to Baja California peninsula, Baja California.Mooi, R. (1997). Sand Dollars of the genus Dendraster (Echinoidea: Clypeasteroida): Phylogenetic systematics, heterochrony, and distribution of extant species.' Bulletin of Marine Species 61(2): 343–375. The best-known, most common and widespread species is ''Dendraster excentricus, D. excentricus''. Species Listed alphabetically. ''Dendraster ashleyi'' (Arnold) † ''Dendraster casseli'' Grant & Hertlein, 1938 † ''Dendraster elsmerensis'' Durham, 1949 † ''Dendraster excentricus'' (Eschscholtz, 1831) ''Dendraster gibbsii'' (Remond) † ''Dendraster laevis'' H. L. Clark, 1948 ''Dendraster pacificus'' Kew, 1920 † ''Dendraster perrini'' (Weaver 1908) † ''Dendraster rugosus'' H. L. Clark ''Dendraster terminalis'' (G ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	Dendraster Vizcainoensis ''Dendraster'' is a genus of sand dollars of the family Dendrasteridae within the order Clypeasteroida. The extant species in this genus are found in the northeast Pacific Ocean from Alaska to Baja California.Mooi, R. (1997). Sand Dollars of the genus Dendraster (Echinoidea: Clypeasteroida): Phylogenetic systematics, heterochrony, and distribution of extant species.' Bulletin of Marine Species 61(2): 343–375. The best-known, most common and widespread species is '' D. excentricus''. Species Listed alphabetically. '' Dendraster ashleyi'' (Arnold) † ''Dendraster casseli'' Grant & Hertlein, 1938 † '' Dendraster elsmerensis'' Durham, 1949 † ''Dendraster excentricus'' (Eschscholtz, 1831) '' Dendraster gibbsii'' (Remond) † '' Dendraster laevis'' H. L. Clark, 1948 ''Dendraster pacificus ''Dendraster'' is a genus of sand dollars of the family Dendrasteridae within the order Clypeasteroida. The extant species in this genus are found in the northeast Pacific ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
picture info	Dendraster Excentricus ''Dendraster excentricus'', also known as the eccentric sand dollar, sea-cake, biscuit-urchin, western sand dollar, or Pacific sand dollar, is a species of sand dollar in the family Dendrasteridae. It is a flattened, burrowing sea urchin found in the north-eastern Pacific Ocean from Alaska to Baja California. General information ''Dendraster excentricus'' is an irregular echinoid that is flattened and burrows into the sand, unlike the regular echinoids, or sea urchins. It can be found living in the Pacific Ocean from Alaska to Baja California. The range for ''Dendraster excentricus'' is larger and includes the range of the other two extant species of Dendraster: '' D. vizcainoensis'' and '' D. terminalis''. The flower pattern in this species is off-center, giving it the species name ''excentricus''. Its test (skeleton) is compared to that of a sea urchin below. Description They are colored gray, brown, black or shades of purple. Their size is variable, averaging 76 mm with t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	Dendraster Ashleyi ''Dendraster ashleyi'' is an extinct species of sand dollars of the family Dendrasteridae Dendrasteridae is a family of echinoderms belonging to the order Clypeasteroida Sand dollars (also known as a sea cookie or snapper biscuit in New Zealand, or pansy shell in South Africa) are species of flat, burrowing sea urchins belonging to .... Fossil of this species have been found in the Pliocene of California (United States), about 5 Mya. They reach a diameter of about 3.5 cm. References ABDUG University of Aberdeen, Geological Collections External links Dendrasteridae Pliocene animals Fossils of the United States {{paleo-echinoidea-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	Dendraster Gibbsii ''Dendraster gibbsii'' is an extinct species of sand dollars of the family Dendrasteridae Dendrasteridae is a family of echinoderms belonging to the order Clypeasteroida Sand dollars (also known as a sea cookie or snapper biscuit in New Zealand, or pansy shell in South Africa) are species of flat, burrowing sea urchins belonging to .... Fossils of this species have been found in the Pliocene of California (United States). They reach a diameter of about 3.5 cm. References Universal Biological Indexer External links Trifoss Dendrasteridae Pliocene animals Fossils of the United States {{paleo-echinoidea-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	Dendrasteridae Dendrasteridae is a family of echinoderms belonging to the order Clypeasteroida Sand dollars (also known as a sea cookie or snapper biscuit in New Zealand, or pansy shell in South Africa) are species of flat, burrowing sea urchins belonging to the order Clypeasteroida. Some species within the order, not quite as flat, are k .... Genera: * '' Dendraster'' Agassiz, 1847 * '' Merriamaster'' * '' Orchoporus'' References Clypeasteroida Echinoderm families {{echinoidea-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]