| Citation | Stephens, R.E., 1972 Studies on the development of the sea urchin Strongylocentrotus droebachiensis. I. Ecology and normal development. Biol. Bull. 142:132-144. |
| Ref. | 107059 Stephens, R.E., 1972 |
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| Named Used as Valid | Strongylocentrotus droebachiensis |
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