Pachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United States

Examples of the Campanian-Maastrichtian ammonite genus Pachydiscus Zittel, 1884, occur as great rarities in the Western Interior of the US. Pachydiscus (Pachydiscus) cf. oldhami (Sharpe, 1855) and P. (P.) cf. arkansanus (Stephenson, 1941) are recorded from the Baculites compressus zone of Montana, a...

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Main Authors: Cobban, W, Kennedy, W
Format: Journal article
Language:English
Published: 1991
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author Cobban, W
Kennedy, W
author_facet Cobban, W
Kennedy, W
author_sort Cobban, W
collection OXFORD
description Examples of the Campanian-Maastrichtian ammonite genus Pachydiscus Zittel, 1884, occur as great rarities in the Western Interior of the US. Pachydiscus (Pachydiscus) cf. oldhami (Sharpe, 1855) and P. (P.) cf. arkansanus (Stephenson, 1941) are recorded from the Baculites compressus zone of Montana, and P. (P.) arkansanus (Stephenson, 1941) is recorded from the Exiteloceras jenneyi zone of Colorado and South Dakota. -Authors
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spelling oxford-uuid:83fb0431-88bd-4686-b0c9-3414ae19fdbb2022-03-26T21:47:57ZPachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United StatesJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:83fb0431-88bd-4686-b0c9-3414ae19fdbbEnglishSymplectic Elements at Oxford1991Cobban, WKennedy, WExamples of the Campanian-Maastrichtian ammonite genus Pachydiscus Zittel, 1884, occur as great rarities in the Western Interior of the US. Pachydiscus (Pachydiscus) cf. oldhami (Sharpe, 1855) and P. (P.) cf. arkansanus (Stephenson, 1941) are recorded from the Baculites compressus zone of Montana, and P. (P.) arkansanus (Stephenson, 1941) is recorded from the Exiteloceras jenneyi zone of Colorado and South Dakota. -Authors
spellingShingle Cobban, W
Kennedy, W
Pachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United States
title Pachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United States
title_full Pachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United States
title_fullStr Pachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United States
title_full_unstemmed Pachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United States
title_short Pachydiscus (Ammonoidea) from Campanian (Upper Cretaceous) rocks in the Western Interior of the United States
title_sort pachydiscus ammonoidea from campanian upper cretaceous rocks in the western interior of the united states
work_keys_str_mv AT cobbanw pachydiscusammonoideafromcampanianuppercretaceousrocksinthewesterninterioroftheunitedstates
AT kennedyw pachydiscusammonoideafromcampanianuppercretaceousrocksinthewesterninterioroftheunitedstates