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| NON posseduto | |
| Autore principale: | Gray, John Edward, 1800-1875.
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| Titolo: | On the situation and rank of sponges in the scale of nature : and on their internal structure / by John Edward Gray. |
| Note: | Includes bibliographical references |
| In: |  Zoological journal Vol. 1 (1825), p. 46-52 |
| 000000171593 |
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