Technical Bulletin 98
The following morphological study of the three imported Aphtona flea beetles supplies a detailed description of selected structures that will distinguish each of the three imported species and will separate them from a common native fle beetle (Glyptina atriventris) found at South Dakota release sites.
South Dakota State University
McDaniel, B.; Clay, S. H.; and Scholes, C., "Morphology of Three Imported Aphthona Flea Beetles Used as Biological Control Agents of Leafy Spurge" (1992). Agricultural Experiment Station Technical Bulletins (1939-2011). 10.