Serebella
Description
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Echinodermata
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Echinoidea
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Open Directory - Science: Biology: Flora and Fauna: Animalia: Echinodermata: Echinoidea
See also:
Science: Biology: Developmental Biology: Model Organisms: Sea Urchin
(1)
ADW: Class Echinoidea
- Photographs and information on the heart urchins, sand dollars and sea urchins from the Animal Diversity Web.
Calcareous Flowers: Tests and Cross-sections of Sea Urchin Spines.
- Photographic study by Richard Howey with some fine photographs of the intricate beauty of these structures.
Echinoid Directory
- Biology, phylogeny, and classification of sea urchins.
Edible Sea Urchin: Echinus esculentus
- Photographs and information from ARKive including classification, status, description, range, habitat, biology, threats and conservation.
Loxechinus albus
- Factsheet from the FAO on the Chilean Sea Urchin which is eaten in Chile and Peru, its distinguishing features, distribution, habitat and biology.
Purple Sea Urchin: Strongylocentrotus purpuratus
- Photographs and information from ARKive including classification, status, description, range, habitat, biology, threats and conservation.
Red Sea Urchin
- Information from Wikipedia on this species, Strongylocentrotus franciscanus, including its description, feeding habits, behavior and reproduction.
Sea Urchin Embryo
- A page from the Laboratory of Embryonic Gene Expression, included here for three beautiful photographs.
Sea Urchin Embryology
- Laboratory modules using sea urchin eggs to explore fertilization and development.
Sea Urchin: A Stinging but Amazing Animal
- Article by Jean-Marie Cavanihac on these animals with many photographs of their development.
Sea Urchins Revisited
- Photographic study by Jean-Marie Cavanihac of the sea urchin with some microscopic features of interest to the amateur naturalist.
Strongylocentrotus purpuratus
- Photograph and information on the purple sea urchin.
The Echinoids
- Information about sea urchins, such as how they live, feed, and reproduce. There is also an alphabetic listing of their taxa. From The Natural History Museum, London.
Urchin Sex
- Short article from Diver Magazine on how research into these marine creatures is playing an important role in human reproductive biology.
Who is in Charge Here?
- Illustrated article by Richard L. Howey considering how creatures with no brains, such as the sea urchin, react appropriately to their surroundings.
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Last update: Tuesday, August 31, 2010 6:09:53 PM EDT -
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