First records of Hylaeus (Paraprosopis) pictipes Nylander, 1852 (Hymenoptera: Colletidae) in North America

Cavity-nesting bees, such as members of the genus Hylaeus Fabricius (Hymenoptera: Colletidae), are prone to accidental introductions by human-mediated transportation. The first records of Hylaeus (Paraprosopis) pictipes Nylander, 1852 in North America are reported. Hylaeus pictipes is a European species newly discovered from Mississauga, Ontario, Canada; Meadville, Pennsylvania, USA; and Cleveland, Ohio, USA. Notes on its identification and a discussion of exotic bees in North America are provided