Scarabaeidae Beetle Taxonomy and Biogeography

Scarabaeidae beetle taxonomy and biogeography examines how dung beetles and their relatives are classified, distributed across Earth's regions, and shaped by deep evolutionary history. By combining cladistic and phylogenetic analysis with biogeographic frameworks, researchers reconstruct which lineages originated where, how continental drift and climate shifts drove their dispersal or isolation, and why certain areas — particularly the Neotropical region and the Mexican Transition Zone — harbor unusually high concentrations of endemic species found nowhere else. A central challenge is distinguishing whether shared faunal patterns between regions reflect ancient common ancestry, more recent dispersal, or methodological artifacts in how areas of endemism are defined. Active work is refining panbiogeographic and cladistic biogeographic methods to better resolve these competing explanations and to clarify how the Mexican Transition Zone functions as a complex filter between Nearctic and Neotropical biotas.

Works

69,098

Total citations

144,253

Keywords

BiogeographyRegionalizationEndemismCladistic AnalysisNeotropical RegionMexican Transition Zone