Synonyms and other taxonomic changes
demoted to Stylopinae by Kinzelbach (1971); promoted back to Stylopidae by Pohl (2002)
Numbers
51 spp. in 5 genera in our area;
(1) 163 spp. in 9 genera worldwide
(2)
1. Crawfordia (4 spp.; Hosts: Andrenidae - Panurginus, Pseudopanurgus): IL-NE to NM-CA
4. Eurostylops (4 spp.; Hosts: Halictidae - Conanthalictus, Dufourea, Halictoides): CA, WA
2. Halictoxenos (5 spp.; Hosts: Halictidae - Halictus, Augochlora): DC-WI to AL-CA
3. Hylecthrus (1 sp.; Hosts: Colletidae - Hylaeus): CO-AZ-CA
5. Stylops (37 spp.; Hosts: Andrenidae - Andrena): across the US north to ME-ND-WA
Identification
Males have 4-segmented tarsi, usually 6-segmented antennae (4 in
Crawfordia), metacoxae, and aedeagus; females have a flattened cephalothorax with 2-5 genital apertures.
(3)(1)Food
Parasitic on bees (Andrenidae, Colletidae, Halictidae, and Melittidae)
(2)Print References
Balzer, Z.S. & Davis, A.R. (2019). Description of the Adult Male of
Stylops advarians Pierce (Strepsiptera: Stylopidae). Zootaxa 4674 (4): 496–500 (
Full Text)
Bohart, R.M. (1936). A preliminary study of the genus
Stylops in California (part 1) (Strepsiptera/Stylopidae). The Pan-Pacific Entomologist, 12, 9–19. (
Full Text)
Bohart, R.M. (1941). A revision of the Strepsiptera with special reference to the species of North America. University of California Publications in Entomology, 7, 91–160.
Bohart, R.M. & Irwin, M.E. (1978). A Study of Stylopization in the Bee Genus
Dufourea. The Pan-Pacific Entomologist, 54, 98–102. (
Full Text)
Hoffmann, M., Gardein, H., Greil, H., & Erler, S. (2023). Anatomical, phenological and genetic aspects of the host-parasite relationship between
Andrena vaga (Hymenoptera) and
Stylops /ater (Strepsiptera). Parasitology, 150(8), 744–753. (
Full Text)
Nakase, Y. & Kato, M. (2021). Bee-Parasitic Strepsipterans (Strepsiptera: Stylopidae) Induce Their Hosts' Flower-Visiting Behavior Change. Journal of Insect Science, 21(5): 2; 1–5 (
Full Text)
Pierce, W.D. (1909). A monographic revision of the twisted winged insects comprising the order Strepsiptera Kirby. Bulletin of the United States National Museum, 66, 1–232. (
Full Text)
Pierce, W.D. (1918). The comparative morphology of the order Strepsiptera: together with records and descriptions of insects. Proceedings of the United States National Museum, 54, 391–501. (
Full Text)