Strongylocentrotus fragilis
| Strongylocentrotus fragilis | |
|---|---|
 | |
| Strongylocentrotus fragilis | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Order: | Camarodonta |
| Family: | Strongylocentrotidae |
| Genus: | Strongylocentrotus |
| Species: | A. fragilis |
| Binomial name | |
| Strongylocentrotus fragilis (Jackson, 1912) | |
Strongylocentrotus fragilis is a species of sea urchin of the family Strongylocentrotidae.
Description and characteristics
This is a regular sea urchin, with a spherical test bearing the anus and top and mouth on the bottom. They are somewhat flettened, and of pale pinkish color with white spines. It is a deep-sea species, and they can occur in great number where food is abundant.
Strongylocentrotus fragilis (pink) with some Strongylocentrotus pallidus (white).
Habitat and range
This is an abyssal species, occurring at many hundred meters deep on the western coasts of the North America.[1]
Taxinomy
It was first scientifically described in 1912 by Jackson.[2]
This species is often referred as Allocentrotus fragilis, and its taxonomy is still under debate.[1]
References
- 1 2 Andreas Kroh & Andrew Smith. "Allocentrotus fragilis". Echinoid Directory (Natural History Museum).
- ↑ Kroh, A. (2010). Strongylocentrotus fragilis (Jackson, 1912). In: Kroh, A. & Mooi, R. (2010) World Echinoidea Database. at the World Register of Marine Species.
This article is issued from Wikipedia - version of the Thursday, September 24, 2015. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.