Isaria
Isaria is a genus of fungi mostly in the order Hypocreales and family Clavicipitaceae, or by some authorities the Cordycipitaceae. It includes a large number of entomopathogenic species, some of them exploited as biopesticides : often previously assigned to the genus Paecilomyces.
The teleomorph of this genus appears to be Ophiocordyceps.
Species
The Encyclopaedia of Life lists the following species: