Class Echinoidea
Genus Strongylocentrotus
Species purpuratus
 |
| Sea Urchin Exoskeleton |
Source Blake Barron's Lab Manual
--"Lectures which really teach will never be popular; lectures which are popular will never really teach."-- Michael Faraday
--"Lectures which really teach will never be popular; lectures which are popular will never really teach."-- Michael Faraday
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