Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Fall Fund Drive

fly - Dioxyna thomae

fly - Dioxyna thomae
Pinellas County, Florida, USA
January 31, 2009
Size: .25 inch
ID on the fly please?
Plus....what are the things that seem to be growing below his abdomen???

Moved from Dioxyna sororcula.

It looks like the fore femora
It looks like the fore femora are yellow, so it should be thomae, which is only found in Florida...

This is a fruit fly, and it h
This is a fruit fly, and it has fungi growing on it. There is another pic of the same fly species also from Florida with the same fungus (Laboulbeniales) on it. They are common on ground beetles and aquatic beetles, but also of flies like Ephydridae...

Indeed, these parasites are Laboulbeniales (Fungi, Ascomycota). The genus is Stigmatomyces. We would need the specimen itself to make sure what the species is. Walter Rossi also studies Laboulbeniales, primarily focussing on dipteran hosts and Stigmatomyces. If interested, just send me an email (dhaelewaters[at]


Thanks Martin.

Comment viewing options
Select your preferred way to display the comments and click 'Save settings' to activate your changes.