Lasioglossum (Sphecodogastra) seillean Gibbs & Packer 2013 (fulvicorne group)

County records: Alger, Keweenaw.

Notes. A boreal species first described in Gibbs et al. (2013). Michigan specimens are all females, but identification is most reliable by examination of male genitalia due to close similarity to L. quebecense .