Middle Campanian ammonites and inoceramids from the Wolfe City Sand in northeastern Texas

The middle Campanian Wolfe City Sand in northeastern Texas yields a distinctive ammonite and inoceramid fauna. Four species allow a direct correlation with the Baculites mclearni zone of the Western Interior of the United States. The base of this zone has been dated at 79.9±3.2/79.2±1.6 Ma on the ba...

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Hlavní autoři: Cobban, W, Kennedy, W
Médium: Journal article
Jazyk:English
Vydáno: 1993