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A memoir on the Palaeozoic reticulate sponges constituting the family Dictyospongidae

Auteur(s): Hall, James - Clarke, John Mason
Éditeur(s): Wynkoop Hallenbeck Crawford
Contributeur(s): Biodiversity Heritage Library
Collection(s): Biodiversity Heritage Library
Catégorie: Others
Le sujet(s): Paleontology--Paleozoic. , Sponges, Fossil.

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Fossil sponge spicules from the upper chalk found in the interior of a single flint-stone from Horstead in Norfolk

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