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Diptera.info :: Identification queries :: Diptera (adults)
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Chrysops key character
Tony T
#1 Print Post
Posted on 06-06-2007 22:49
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Location: New Brunswick, Canada
Posts: 654
Joined: 08.02.07

3 June 2007 New Brunswick Canada.
A very useful, and convenient, character for identifying female Chrysops spp. is the absence (top image C. calvus)) or presence (bottom C. mitis) of a yellow pollinose stripe on the clypeus. These character states readily divide the North American spp. into 2 more manageable groupings.
Tony T attached the following image:


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Zeegers
#2 Print Post
Posted on 07-06-2007 08:37
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Location: Soest, NL
Posts: 11324
Joined: 21.07.04

As nicely illustrated.

In the Old World, unfortunately, the majority is of the lower type.

Theo
 
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25.03.17 21:53
Ibid. is short for Latin ibidem, meaning 'in the same place', so = 'same as the previous reference'. Smile

25.03.17 13:09
Cab any1 help out with the full name if the journal IBID Thx

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23.02.17 17:42
Perhaps in: Hobby, B.M., & K.G.V. Smith, 1961. The bionomics of Empis tessellata F. (Dipt., Empididae). – Entomologist's Monthly Magazine 97: 2-10.

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