Mournful Duskywing (Erynnis tristis) is a species of the class Insecta (Insects) in the family Hesperiidae (Skippers) and order Lepidoptera (Butterflies).
Erynnis afranius
Erynnis lucilius
Erynnis tages
Erynnis icelus
Erynnis funeralis
Erynnis horatius
Erynnis juvenalis
Erynnis meridianus
Erynnis martialis
Erynnis tristis
Erynnis pacuvius
Erynnis persius
Erynnis propertius
Erynnis telemachus
Erynnis scudderi
Erynnis brizo
Erynnis baptisiae
Erynnis zarucco