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he supposed 'sponge spicules' of Merrill, 1895, from the Lower Cretaceous (Albian) of Texas
| Sarjeant, W.A.S. | |
| 1966a | |
| Breviora vol.242 pp.1-15 pl.1 | |
| he supposed 'sponge spicules' of Merrill, 1895, from the Lower Cretaceous (Albian) of Texas |
Sarjeant, W.A.S., 1966; The supposed 'sponge spicules' of Merrill, 1895, from the Lower Cretaceous (Albian) of Texas. Breviora vol.242 pp.1-15 pl.1