title: New species of the cleptoparasitic bee genus Stelis (Hymenoptera: Megachilidae, Anthidiini) from the Nearctic Region.
abstract: Descriptions and diagnoses of ten new Nearctic species of Stelis subgenus Stelis are presented: S. alta, S. anasazi, S. anthocopae, S. broemelingi, S. imperialis, S. joanae, S. lamelliterga, S. occidentalis, S. paiute, and S. shoshone. Six of these species have been reared from trapnests. Host associations, all within the tribe Osmiini (Megachilidae), are provided.
authors.affiliation: Bee Biology & Systematics Laboratory, USDA-ARS, Utah State University, Logan, Utah 84322-5310, USA. astatal@gmail.com
authors.forename: Frank D
authors.initials: FD
authors.lastname: Parker
authors.forename: Terry
authors.initials: T
authors.lastname: Griswold
mesh_terms: D000818:Animals; D001516:Bees / Q000033:anatomy & histology / Q000145:classification*; D044822:Biodiversity; D005260:Female; D008297:Male; D014481:United States