Fossil Insects from the Gray Fossil Site: with Recommendations for Recovery and Preservation
Abstract
The Gray Fossil Site (GFS) represents one of the most significant Miocene - Pliocene fossil localities in the southeastern United States, preserving a diverse collection of vertebrate and plant material dating from approximately 5 million years ago. Whereas the GFS vertebrate fauna has received extensive attention, insects remain comparatively understudied despite their potential to provide critical paleoenvironmental and ecological information. Specifically, insects are highly sensitive to environmental conditions and can serve as precise indicators of vegetation structure, and trophic interactions within fossil ecosystems. Preliminary assessment indicates that the GFS contains limited, but informative insect remains, such as coleopteran elytra, coprolites attributed to larval Lepidoptera, and other indeterminate insect elements. These materials suggest the presence of a complex terrestrial ecosystem capable of supporting herbivorous insects at multiple life stages, as well as the plants and detrital resources necessary for their survival. Presence of larval coprolites are particularly informative, as they provide indirect evidence of insect-plant interactions. The occurrence of such coprolites may reflect conditions suitable for repeated oviposition and larval growth. Hence, identification of fossil insects could be used to refine interpretations of GFS paleoecology, particularly the relationship between plant communities and insect activity. Therefore, the goals of this research are to document the current insect material at GFS and make recommendations for recovery techniques that are better suited for the fragile remains. Improving the collection techniques at GFS could also aid in recovery of other fragile (non-insect) fossil material that would have otherwise been destroyed. Findings will contribute to a more comprehensive reconstruction of the site’s paleoecology and enhance understanding of Mio-Pliocene biodiversity in the Appalachian region.
Start Time
15-4-2026 9:00 AM
End Time
15-4-2026 12:00 PM
Room Number
Culp Ballroom 316
Poster Number
62
Presentation Type
Poster
Student Type
Undergraduate Student
Faculty Mentor
Steven Wallace
Fossil Insects from the Gray Fossil Site: with Recommendations for Recovery and Preservation
Culp Ballroom 316
The Gray Fossil Site (GFS) represents one of the most significant Miocene - Pliocene fossil localities in the southeastern United States, preserving a diverse collection of vertebrate and plant material dating from approximately 5 million years ago. Whereas the GFS vertebrate fauna has received extensive attention, insects remain comparatively understudied despite their potential to provide critical paleoenvironmental and ecological information. Specifically, insects are highly sensitive to environmental conditions and can serve as precise indicators of vegetation structure, and trophic interactions within fossil ecosystems. Preliminary assessment indicates that the GFS contains limited, but informative insect remains, such as coleopteran elytra, coprolites attributed to larval Lepidoptera, and other indeterminate insect elements. These materials suggest the presence of a complex terrestrial ecosystem capable of supporting herbivorous insects at multiple life stages, as well as the plants and detrital resources necessary for their survival. Presence of larval coprolites are particularly informative, as they provide indirect evidence of insect-plant interactions. The occurrence of such coprolites may reflect conditions suitable for repeated oviposition and larval growth. Hence, identification of fossil insects could be used to refine interpretations of GFS paleoecology, particularly the relationship between plant communities and insect activity. Therefore, the goals of this research are to document the current insect material at GFS and make recommendations for recovery techniques that are better suited for the fragile remains. Improving the collection techniques at GFS could also aid in recovery of other fragile (non-insect) fossil material that would have otherwise been destroyed. Findings will contribute to a more comprehensive reconstruction of the site’s paleoecology and enhance understanding of Mio-Pliocene biodiversity in the Appalachian region.
