Reassessment of the late Campanian (Late Cretaceous) heteromorph ammonite fauna from Hornby Island, British Columbia, with implications for the taxonomy of the Diplomoceratidae and Nostoceratidae

Autor: James W. Haggart, Sandy M. S. McLachlan
Rok vydání: 2017
Předmět:
Zdroj: Journal of Systematic Palaeontology. 16:1247-1299
ISSN: 1478-0941
1477-2019
DOI: 10.1080/14772019.2017.1381651
Popis: Three heteromorph ammonite families are represented within upper Campanian (Upper Cretaceous) strata of the Northumberland Formation exposed on Hornby Island, British Columbia: Baculitidae, Diplomo...
Databáze: OpenAIRE