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Fossil sponges of the flint nodules in the Lower Cretacious of Texas
| Merril, J.A. | |
| 1895 | |
| Bull.Mus.Comp.Zool.Harvard Coll.(Geol.Ser.III) vol.28 pp.1-26 pl.1 | |
| Fossil sponges of the flint nodules in the Lower Cretacious of Texas |
Merril, J.A., 1895; Fossil sponges of the flint nodules in the Lower Cretacious of Texas. Bull.Mus.Comp.Zool.Harvard Coll.(Geol.Ser.III) vol.28 pp.1-26 pl.1