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Authors whose works are in public domain in at least one jurisdiction

List of works by J. Keith Rigby

1-5 of 5 results

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Devonian and Carboniferous Sponges from Spain

scientific article published in 2004
Sponges and Associated Fossils from the Pennsylvanian Carbondale Formation of Northwestern Illinois

scientific article published in 2005
Cystothalamia vandegraaffi New Species and Other Sphinctozoan Sponges from the Upper Carboniferous of Spain

scientific article published in November 2004
A New Hexactinellid Sponge from the Reef Trail Member of the Upper Guadalupian Bell Canyon Formation, Guadalupe Mountains National Park, Texas

scientific article published in January 2005
Ordovician “Sphinctozoan” Sponges from Prince of Wales Island, Southeastern Alaska

scientific article published in September 2005

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