What has the author Elmer S Riggs written?

Answer 1

Elmer S. Riggs has written:

'The carapace and plastron of Basilemys sinuosus' -- subject(s): Accessible book, Basilemys

'A new marsupial saber-tooth from the Pliocene of Argentina and its relationships to other South American predacious marsupials' -- subject(s): Fossil Marsupials, Paleontology

'New or little known titanotheres from the lower Uintah formations' -- subject(s): Accessible book, Titanotheriidae, Paleontology

'Some early Miocene carnivores' -- subject(s): Accessible book, Fossil Carnivora, Paleontology

'Preliminary description of two Lower Miocene carnivores' -- subject(s): Accessible book, Promartes, Zodiolestes, Paleontology