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These terms define your current search. Click the × to remove a term. Geographical Locations: named geographical regions > Sierra Nevada region (California) × 34 items, grouped by Insects and Entomology (view ungrouped items) insect biology (1)    (Click to View) Patterns of Genetic Variation Between the Checkered Skippers Pyrgus communis and Pyrgus albescens (Lepidoptera: Hesperiidae) Annals of the Entomological Society of America insect taxonomy (1)    (Click to View) Patterns of Genetic Variation Between the Checkered Skippers Pyrgus communis and Pyrgus albescens (Lepidoptera: Hesperiidae) Annals of the Entomological Society of America insects (1)    (Click to View) Patterns of Genetic Variation Between the Checkered Skippers Pyrgus communis and Pyrgus albescens (Lepidoptera: Hesperiidae) Annals of the Entomological Society of America