The field notes and map document the field work on crayfish by Horton H. Hobbs with Wallace and Marchand in Alabama, Florida, and Georgia during 1941. The volume contains a station description list. Information includes station number (4-841-1 to 4-1341-3), location information with landmarks, description of environment, sometimes vegetation, description of the water, list of fauna by scientific name that were present at time of collecting, as well as how and when crayfish were collected.
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