US Counties in which the Dark pigtoe, is known to or is believed to occur:

State County
Alabama Winston
Alabama Walker
Alabama Tuscaloosa
Alabama Morgan
Alabama Marshall
Alabama Lawrence
Alabama Jefferson
Alabama Jackson
Alabama Franklin
Alabama Fayette
Alabama Blount

This report contains Counties in which this species is known to or is believed to occur. If you are looking for the Section 7 range (for Section 7 Consultations), please visit the IPaC application.