Sonja Scheffer

USDA - ARS
Systematic Entomology Lab
10300 Baltimore Av
Beltsville, MD
USA 20705
Email: sonja.scheffer@ars.usda.gov

Papers:
0969 Cospeciation and cophylogeography in Australian Fergusonina galling flies and their Fergusobia nematode mutualists
D0608 Untangling tropical diversity: a phylogenetic analysis of tritrophic interactions