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Home » Guide » Arthropods (Arthropoda) » Insects (Insecta) » Flies (Diptera) » Acalyptratae » Thick-headed Flies (Conopidae) » Conopinae » Physoconops or Physocephala

Physoconops or Physocephala

Classification · Numbers · Internet References
Thick-headed Fly fly fly ? Thick-headed Fly (Physocephala tibialis)? Thick-headed Fly sp.
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Acalyptratae)
Family Conopidae (Thick-headed Flies)
Subfamily Conopinae
No Taxon Physoconops or Physocephala
Numbers
Neartica lists 7 North American species of Physocephala and 12 species of Physoconops.
Internet References
The Insects of Cedar Creek has images and brief info.
Cirrus Digital Imaging also has several images and info.
Contributed by Tony DiTerlizzi on 16 October, 2004 - 10:02am
Last updated 6 March, 2005 - 5:02pm

The difference
"[O]ne can tell the difference between Physocephala and Physoconops by the shape of the hind femur; Physocephala's is awkwardly or irregularly widened and narrowed; Physoconops's is straight or evenly widened."

...from Keith Bayless on a Bug Guide post.
… Ron Hemberger, 13 December, 2006 - 10:47pm

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