Psyllid - Platycorypha nigrivirga Order Hemiptera Family Psyllidae 19-11-16 © Gustavo Masuzzo Adult 19-11-16 © Gustavo Masuzzo Adult 06-04-19 © Adult 06-04-19 © Nymph 05-08-17 © Pablo Serur Nymph 05-08-17 © Pablo Serur Nymph They are sap-suckers and cause damage to plants: curling, stain, gulls, fungi.