Preliminary Checklist of Michigan Butterflies and Skippers The arrangement and nomenclature follows Hodges (1983) checklist with the exception of two species, Papilio
canadensis and Phyciodes pascoensis, now recognized as distinct species. Most likely, Michigan's populations of
Celastrina ladon contains two distinct siblings. The common names used are from Opler (1984) and Klassen et al.
(1989). [eng]