An annotated list of the Lepidoptera of Alberta, Canada Author Pohl, Greg Northern Forestry Centre, Natural Resources Canada, Edmonton ,, Canada Author Anweiler, Gary University of Alberta Strickland Entomology Museum ,, Canada Author Schmidt, Christian Canadian Food Inspection Agency, Ottawa, Canada Author Kondla, Norbert Calgary ,, Canada text ZooKeys 2010 2010-03-05 38 38 1 549 journal article 10.3897/zookeys.38.383 aa97d560-1969-4b79-93bb-2614b7835c0e 1313–2970 576629 Pyrgini 1062a * R h Pyrgus centaureae (Rambur, [1842]) ssp. freija Jul – B – (Warren, 1924) Grizzled Skipper T: Warren (1935) , Evans (1953) L: Bird et al. (1995) , Layberry et al. (1998) C: CNC, NFRC, OLDS, PMAE, UASM 1062b * R h Pyrgus centaureae (Rambur, [1842]) ssp. loki Evans, 1953 Jul M – – Grizzled Skipper L: Bird et al. (1995) , [ Layberry et al. (1998) ], Guppy and Shepard (2001) C: NFRC, OLDS, PMAE, UASM 1063 * R Pyrgus ruralis (Boisduval, 1852) May M – – Two-banded Checkered Skipper L: Bird et al. (1995) , Layberry et al. (1998) , Guppy and Shepard (2001) C: CNC, NFRC, PMAE, UASM 1064 * R Pyrgus scriptura (Boisduval, 1852) Jul – – G Small Checkered Skipper L: Bird et al. (1995) , Layberry et al. (1998) C: CNC 1065 * R Pyrgus communis (Grote, 1872) Jun – Aug – b G Checkered Skipper L: Bird et al. (1995) , Layberry et al. (1998) , Guppy and Shepard (2001) C: CNC, PMAE, UASM