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Orthotheca
The Viruan (Middle Ordovician) of Öland
Fossils from the Lower Cambrian of Bornholm
United States
Sedimentology and Palaeontology of the Withycombe Farm Borehole, Oxfordshire, UK
On the Nature of Polylopia
Terreneuvian Stratigraphy and Faunas from the Anabar Uplift, Siberia
Terreneuvian Stratigraphy and Faunas from the Anabar Uplift, Siberia
Smithsonian Miscellaneous Collections
An Orthothecid Hyolith with a Digestive Tract from the Early Cambrian of Bornholm, Denmark
The Earliest Cambrian Record of Animals and Ocean Geochemical Change
Smithsonian Miscellaneous Collections
Geological Survey
Hyoliths and Small Shelly Fossils from the Lower Cambrian of North-East
A New Type of Entombment of Peronopsis (Agnostida) in a Hyolithid Conch
Smithsonian Miscellaneous Collections
Diversity and Palaeoecology of Early Devonian Invertebrate Associations in the Tafilalt (Anti-Atlas, Morocco)
The Earliest Brachiopod-Bryozoan Dominated Community in The
Devonian Hyoliths in South Africa, and Their Palaeoenvironmental Significance
Top View
A New Species of Todites (Pteridophyta) with in Situ Spores from the Upper Permian of Pechora Cis−Urals (Russia)
Palaeobiology of Orthothecide Hyoliths from the Cambrian Manto Formation of Hebei Province, North China
Hyolitha from the Early Paleozoic Glacial Erratic Boulders (Geschiebe) of Germany and Poland
Smithsonian Miscellaneous Collections
United States Department of the Interior Geological Survey Short Papers For
1142 Valent.Vp