A new species of trionychid turtle
Subtitle: Amyda nelsoni, from the Eocene beds of southwestern Wyoming
By: by E.C. Case.
Series: Contributions from the Museum of Geology, University of Michigan.; vol. II, no. 11  Aug. 3, 1927
Publisher: University of Michigan
Published: 1927
Place of publication: Ann Arbor
Language: eng
Number of pages: 226
Subjects: Amyda nelsoni -- Wyoming; Paleontology -- Eocene; Paleontology -- Wyoming
Notes: Cover title.