Note on an Eocene crab
Subtitle: Harpactocarcinus mississippiensis Rathbun
By: Eugene S. Richardson, Jr. --
Series: Fieldiana -- v. 10, no. 20; Chicago Natural History Museum. [Publication] -- no. 744; Publication (Chicago Natural History Museum) -- no. 744.
Publisher: Chicago Natural History Museum
Published: 1954
Place of publication: [Chicago]
Subjects: Crabs, Fossil.; Paleontology -- Eocene.