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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Ants, Bees, Wasps and Sawflies (Hymenoptera) » "Parasitica" - Parasitoid Wasps » Cynipoidea » Gall Wasps (Cynipidae) » Oak Gall Wasps (Cynipini) » Andricus » Andricus quercusstrobilanus
Photo#231809
Oak gall cross section. - Andricus quercusstrobilanus
Copyright © 2008 Jim Murphy

Oak gall cross section. - Andricus quercusstrobilanus
Hillside, Cook County, Illinois, USA
September 21, 2008
Size: 2-3 cm long 1.5-2 cm diam
Cross section of a gall. The point at which it had been connected to the stem of the tree is on the lower right. The outer brown area would have to be described as woody and tough. While growing the inside has a tecture more like that of a firm nectarine.

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Oak gall, remains of egg sites. - Andricus quercusstrobilanus Oak gall final color stage. - Andricus quercusstrobilanus Oak gall cross section. - Andricus quercusstrobilanus Oak gall with larva. - Andricus quercusstrobilanus
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Contributed by Jim Murphy on 7 October, 2008 - 12:52pm
Last updated 7 October, 2008 - 6:16pm

Haha
This looks like the side view of a bird's head...
… Shane Leggio, 17 September, 2010 - 2:11pm login or register to post comments

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