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The Palaeontological Association | Reg. Charity No. 1168330 · N. burtini. The phosphate has impregnated the carbonaceous outer cuticle of the fruit and also occurs as a mineralized
The Palaeontological Association | Reg. Charity No. 1168330 · The matrix has penetrated the original organic spaces in the test. The stereom network was of the usual three-dimensional
The Palaeontological Association | Reg. Charity No. 1168330 · by JEREMY R. YOUNG, JAMES A. BERGEN, PAUL R. BOWN, JACKIE A. BURNETT, ANDREA FIORENTINO, RICHARD W. JORDAN, ANNELIES
The Palaeontological Association | Reg. Charity No. 1168330 · both marine and non-marine Lower Cretaceous sediments and correlated the Wealden with the marine stages by this means.
The Palaeontological Association | Reg. Charity No. 1168330 · Faurie. the Kimmeridgian, Tithonian and Berriasian stages are represented by fine- grained calcareous rocks varying
The Palaeontological Association | Reg. Charity No. 1168330 · 2017. 11. 14. · stone kiln situated just above the shoreline as well as by marker pegs on the ground. ... Northumberland
The Palaeontological Association | Reg. Charity No. 1168330 · Llanvirn (Didymograptus murchisoni Zone) to ?Upper Llandeilo. The formation crops Out about 10 km east of Porto and
The Palaeontological Association | Reg. Charity No. 1168330 · late Lower Jurassic rather than Middle Jurassic age. This is because, as a whole, it resembles the Upper Liassic floras