Helcystogramma triannulella (Herrich-Schäffer, 1854)

bindweed crest

Helcystogramma triannulella: feeding traces

Convolvulus spec., Bulgaria, Varna © Stéphane Claerebout

Helcystogramma triannulella: feeding traces

larva and “mine”

Helcystogramma triannulella: larva

larva dorsally

Helcystogramma triannulella: larva

larva laterally

mine

the larva lives in a leaf that has been doubled by spinning, and causes window feeding in that position. Probably almost never true mining will be involved.

hostplants

Convolvulaceae, narrowly oligophagous

Calystegia sepium; Convolvulus arvensis.

phenology

In Spain several generation between May and October.

BENELUX

BE recorded (Fauna Europaea, 2014)

NE not recorded (Fauna Europaea, 2014)

LUX not recorded (Fauna Europaea, 2014)

distribution within Europe

from Poland to Iberia, and from France to Greece (Fauna Europaea, 2014); also Britain (Lewis & Palmer, 2014a).

pupa

Gregor & Patocka (2001a), Huertas Dionisio (2008a), Patocka (1997a)

references

Corley, Merckx, Cardoso, Dale, ao (2012a), Gregor & Patocka (2001a), Huertas Dionisio (2008a), Lewis & Palmer (2014a), Patocka (1997a).

mod 11.ix.2018