>"Several fungi belonging to the genus Aspergillus are associated with the
>disease, the most common being, A. flavus and A. fumigatus. Apergillus
>fumigatis is the source of fumagillin, used to combat another gut resident:
>Nosema"

It is a typing error.  Aspergillus fumigatus is correct

****************************************************
* General Information About BEE-L is available at: *
* http://www.honeybeeworld.com/bee-l/default.htm   *
****************************************************