Thread subject: Diptera.info :: Aphid query

Posted by pierred on 03-10-2005 06:01
#2

Hello,

I'm not a specialist, but the cornicles are not the organ to excret honeydew. Aphids use the rectum for that. The cornicles are used to excret alarm pheromones and other defense means.

See for instance:
http://pubs.nrc-c...f_cjz12-02