Identification
Permissions for Use
This resource may not be downloaded and used without permission of the copyright holder except for educational fair use.
Caption
Stagnicola emarginata. This species is a common inhabitant in our larger lakes in the Great Lakes and southern Ontario region. These shells represent some of the intrapopulational shell variation found in Houghton Lake, Michigan.
Dr. John B. Burch, Ph.D.
(photographer, copyright holder), Mollusk Division, Museum of Zoology, University of Michigan

