Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Eristalis dimidiata

Syrphid - Eristalis dimidiata Syrphid Fly (Eristalis dimidiata) - Eristalis dimidiata - female Eristalis dimidiata - female Fly - Eristalis dimidiata Syrphidae, dorsal - Eristalis dimidiata Fly - Eristalis dimidiata Black-shouldered Drone Fly - Eristalis dimidiata Eristalis sp3 - Eristalis dimidiata - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Aschiza")
Family Syrphidae (Syrphid Flies)
Subfamily Eristalinae
Tribe Eristalini
Subtribe Eristalina
Genus Eristalis
No Taxon (Subgenus Eoseristalis)
Species dimidiata (Eristalis dimidiata)
Explanation of Names
Eristalis dimidiata Wiedemann 1830
dimidiata = 'divided down the middle'
Size
10-14 mm(1)
Identification
Wings clear (or slightly darkened), antennae, thorax, facial stripes and cheeks black. Thorax has dense, short, whitish hairs. Abdomen dark with whitish abdominal rings and often with an incomplete yellow band on tergum 2 and/or 3. Basal half of tibiae pale whitish, typically sharply demarcated(2)
Range
NS-NC to AB-KS(3)
Season
Apr-Oct(1)(2)