50. Pieridae – whites, marbles, and sulphurs Members of this family are medium-sized butterflies without tails; most have predominantly white, yellow, or orange wings. Th e hindwings have two anal veins. Androconial scales are usually present on the dorsal wing surfaces. Forelegs do not have an epiphysis on the tibia. Larvae feed on a variety of plants. Approximately 1000 species of Pieridae are known worldwide. Seventy-three species are known from North America, 23 of which are reported from AB.

Published as part of Pohl, Greg, Anweiler, Gary, Schmidt, Christian & Kondla, Norbert, 2010, An annotated list of the Lepidoptera of Alberta, Canada, pp. 1-549 in ZooKeys 38 (38) on page 170, DOI: 10.3897/zookeys.38.383, http://zenodo.org/record/576629