Behavioral-characters
Guides
Ectemnia invenusta
unattractive black fly
Ectemnia invenusta is a species of black fly in the family Simuliidae, characterized by autapomorphic structural and behavioral traits that distinguish it from other black fly genera. The species is primarily northern in distribution and its immature stages occupy rocky rivers. It has been studied for its distinctive cocoon-spinning behavior, which provides phylogenetically informative characters linking it to other black fly taxa.