Spilomyia sayi

Spilomyia sayi is a common species of North American hoverfly. It is a wasp mimic.

Spilomyia sayi
Scientific classification
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S. sayi
Binomial name
Spilomyia sayi
(Goot, 1964)
Synonyms
  • Paragus quadrifasciatus Say, 1824
  • Paragus sayi Goot, 1964

Adults are 12–16 millimetres (0.47–0.63 in) long and are seen from June to October in the northern part of their range. Males engage in hilltopping, where they find high ground to await females. Larvae are found in decaying heartwood of deciduous trees.[1]

References

  1. Graham E. Rotheray; Cyrille Dussaix; Maria Angeles Marcos-García & Celeste Pérez-Bañón (2005). "The early stages of three Palaearctic species of saproxylic hoverflies (Syrphidae, Diptera)". Micron. 37 (1): 73–80. doi:10.1016/j.micron.2005.05.003. PMID 16009559.


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