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Key: The European species of Xylophagus (Diptera: Xylophagidae)
A key to the five European species of the genus Xylophagus (Diptera: Xylophagidae).
Author: Jere Kahanpää (kahanpaa at iki. fi).
This key is published under the Creative Commons Attribution-Share Alike 3.0 license.
Last modified 03/07/2014 10:12 by KahisNo of couplets: 4

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Key
1a
Basal segment of antenna long, length at least 3x width
2
b
Basal segment of antenna short, length less than 2x width
4
 
2a
Males: mesonotum finely sculpured, almost shining, with two inconspicuous stripes of golden hairs. Females: mesonotum with three pollinose stripes
Xylophagus ater Meigen, 1804
 
b
Mesonotum pollinose, only lateral margins shining. Basal antennal segment very long (length 4x width)
3
 
3a
Frons lustrous
Xylophagus kowarzi (Pleske, 1925)
 
b
Upper half of fron matt
Xylophagus matsumurae Miyatake, 1965
 
 
4a
Mesonotum and 1st tergite pollinose
Xylophagus cinctus (De Geer, 1776)
 
b
Mesonotum and 1st tergite lustrous
Xylophagus junki (Szilády, 1932)
 
 
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