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| Title : | A Revision of the Fauna of the North Welsh Conocoryphe viola Beds implying a Lower Cambrian Age / B.F. Howell - C.J. Stubblefield
| | Main author : |  Howell, Benjamin Franklin
| | Subsequent responsibility : | Stubblefield, C.J.
| | Extent : | S.1-16, : 2 Pls.
| | UDC : | 56
| | In : | Geological Survey and Museum. -- 1950, Vol.87, No. 1.
| | Note : | separát
| | bibl.
| | Citováno jako : | HOWELL, B.F. - STUBBLEFIELD, C.J. A Revision of the Fauna of the North Wels Conocoryphe...Geol. Surv. Museum. 1950, Vol. 87, No. 1, S.1-16, 2 Pls.
| | Kl.slova : | Pseudatops viola - Eodiscus sp. - Cf. Protolenus howleyi - Hyolithes cf. hathewayi |
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