North American Packrat Midden Database sample locations
Detailed Description
Red circles on the map are midden-sample sites locations included in the midden database.
Sources/Usage
Public Domain.
Related Content
USGS North American Packrat Midden Database
A Database of Paleoecological Records from Neotoma Middens in Western North America Dry caves and rockshelters in western North American host a unique and valuable paleobotanical resource known as packrat middens. Packrat ( Neotoma spp.) middens composed of desiccated fecal matter and urine also contain well preserved fossil plant materials. Over fifty years of scientific investigations on packrat...
Related Content
USGS North American Packrat Midden Database
A Database of Paleoecological Records from Neotoma Middens in Western North America Dry caves and rockshelters in western North American host a unique and valuable paleobotanical resource known as packrat middens. Packrat ( Neotoma spp.) middens composed of desiccated fecal matter and urine also contain well preserved fossil plant materials. Over fifty years of scientific investigations on packrat...