The Silurian encrinurine trilobite Pacificurus : new species from North America

The first Laurentian records of Pacificurus Ramsköld, 1986 are provided by Pacificus chilorhodus n. sp. (latest Llandovery?–early Wenlock, Mackenzie Mountains, Canada) and Pacificurus sp. A (early Ludlow, northern Maine). These closely related species represent an early divergence (minimally late Ll...

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Bibliographic Details
Published in:Journal of Paleontology
Main Authors: Edgecombe, Gregory D., Ramsköld, Lars
Format: Article in Journal/Newspaper
Language:English
Published: Cambridge University Press (CUP) 1992
Subjects:
Online Access:http://dx.doi.org/10.1017/s002233600003376x
https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S002233600003376X
Description
Summary:The first Laurentian records of Pacificurus Ramsköld, 1986 are provided by Pacificus chilorhodus n. sp. (latest Llandovery?–early Wenlock, Mackenzie Mountains, Canada) and Pacificurus sp. A (early Ludlow, northern Maine). These closely related species represent an early divergence (minimally late Llandovery) from Australian/Asian congenerics.