title: Pupal cases of four Nearctic species of Laphria (Diptera: Asilidae).
abstract: The pupal cases of the Nearctic robber flies Laphria canis Williston, 1883: L. ferox Williston, 1883: L. macquarti (Banks, 1917): and L. posticata Say, 1824 are described and illustrated. A key is provided to the pupal cases of these and seven other species of Laphria previously described. A revised key also is included for the pupal cases of three genera of Laphriinae: Andrenosoma, Lampria, and Laphria.
authors.forename: D Steve
authors.initials: DS
authors.lastname: Dennis
authors.forename: Jeffrey K
authors.initials: JK
authors.lastname: Barnes
mesh_terms: D000818:Animals; D004175:Diptera / Q000033:anatomy & histology / Q000254:growth & development*; D005260:Female; D008297:Male; D011679:Pupa / Q000033:anatomy & histology* / Q000254:growth & development