Strongylocentrotus
Encyclopedia
Strongylocentrotus is a genus of sea urchin
s in the family
Strongylocentrotidae
containing several species. Among them:
Sea urchin
Sea urchins or urchins are small, spiny, globular animals which, with their close kin, such as sand dollars, constitute the class Echinoidea of the echinoderm phylum. They inhabit all oceans. Their shell, or "test", is round and spiny, typically from across. Common colors include black and dull...
s in the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
Strongylocentrotidae
Strongylocentrotidae
Strongylocentrotidae is a family of sea urchins in the order Echinoida.-Allocentrotus:Contains the following species:* Allocentrotus fragilis -Strongylocentrotus:Contains the following species:...
containing several species. Among them:
- Strongylocentrotus droebachiensisStrongylocentrotus droebachiensisStrongylocentrotus droebachiensis is commonly known as the green sea urchin because of its characteristic green color. It has the longest genus-species names in the animal kingdom...
(O. F. Müller, 1776) - green sea urchin - Strongylocentrotus franciscanus (A. Agassiz, 1863) - red sea urchin
- Strongylocentrotus intermedius
- Strongylocentrotus nudus
- Strongylocentrotus pallidus (G. O. Sars, 1871)
- Strongylocentrotus polyacanthus A. Agassiz and H. L. Clark, 1907
- Strongylocentrotus purpuratusStrongylocentrotus purpuratusThe purple sea urchin, Strongylocentrotus purpuratus, lives along the eastern edge of the Pacific Ocean extending from Ensenada, Mexico to British Columbia, Canada. This sea urchin species is deep purple in color and lives in lower intertidal and nearshore subtidal communities...
(Stimpson, 1857) - purple sea urchin
External links
- The sea urchin Strongylocentrotus purpuratus genomic data base from California Institute of Technology