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Books by "Elmer S. Riggs"

3 books found

The Carapace and Plastron of Basilemys Sinuosus

The Carapace and Plastron of Basilemys Sinuosus

by Elmer Samuel Riggs

1906

Observations on Popocatepetl and Ixtaccihuatl

Observations on Popocatepetl and Ixtaccihuatl

by Elmer S. Riggs, Henry Windsor Nichols, Oliver Cummings Farrington, William Newton Logan

1902

Structure and Relationships of Opisthocœlian Dinosaurs

Structure and Relationships of Opisthocœlian Dinosaurs

by Elmer Samuel Riggs

1903