Oak gall wasp (Andricus quercustozae)

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comments (5)

WildFlower

Lion

Andricus quercustozae (Bosc, 1792) is an oak gall wasp species widely distributed in the Mediterranean region. Brownish hard-shelled and unilocular asexual generation galls are formed by A. quercustozae on buds of oak trees in the late summer and early fall. It is one of the biggest oak galls, reaching a diametre of 35 mm.
This site is in French, but there are some photos of the different stages of the development of the gualls.
http://www.insectes-net.fr/galles/galle8.htm Posted 11 years ago
1. travismorhardt
  
  Lion
  
  And the wasps only form this relationship with oak trees? Very interesting! Posted 11 years ago
2. 1. WildFlower
    
    Lion
    
    Yes, they are host specific. I wonder if the ones that you posted recently are not similar. Posted 11 years ago
3. Ferdy Christant
  
  Lion
  
  Fascinating explanation. Species created manually. Posted 11 years ago
4. 1. WildFlower
    
    Lion
    
    Thanks, Ferdy!
    The article I took it from is even more fascinating ;)
    http://entomoloji.ege.edu.tr/files/Arsiv/2011_35_1/2011_35_1_47-58.pdf Posted 11 years ago

The Andricus quercustozae

Andricus quercustozae (Bosc, 1792) is an oak gall wasp species widely distributed in the Mediterranean region. Brownish hard-shelled and unilocular asexual generation galls are formed by A. quercustozae on buds of oak trees in the late summer and early fall. It is one of the biggest oak galls, reaching a diametre of 35 mm.
This site is in French, but there are some photos of the different stages of the development of the gualls.
http://www.insectes-net.fr/galles/galle8.htm

Info 1 0

Similar species: Wasps, Bees, Sawflies And Ants

Species identified by Ferdy Christant

By WildFlower

Uploaded Nov 12, 2013. Captured Mar 16, 2013 12:56.

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SZ-14
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ISO200
11.9mm

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