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Graptolite faunas at the base of the Silurian
Authors: Richard Barrie Rickards
Published in Bulletin of the British Museum (Natural History). Geology., in 1988, in volume 43, pages 345-349
Created: 2021-05-12, modified: 2021-05-12
The Llandovery Series of the type area
Authors: Leonard Robert Morrison Cocks | Nigel H Woodcock | Richard Barrie Rickards | John Tempest Temple | Philip D Lane
Published in Bulletin of the British Museum (Natural History). Geology., in 1984, in volume 38, issue 3, pages 131-182
Created: 2013-03-01, modified: 2021-05-13
OREGON
Authors: Richard R Halse | Richard E Brainerd | Donna M E Ware
Published in Madroño, in 2019, in volume 66, issue 1, pages 11-12
Created: 2025-01-13, modified: 2025-01-13