Colletotrichum acutatum var. fioriniae (teleomorph: Glomerella acutata var. fioriniae var. nov.) infection of a scale insect.

An epizootic has been reported in Fiorinia externa populations in New York, Connecticut, Pennsylvania and NewJersey. Infected insects have profuse sclerotial masses enclosing their bodies. The most commonly isolated microorganism from infected F.