Phyllocnistis vitegenella Clemens, 1859

on Vitis

Phyllocnistis vitegenella: mines on Vitis vinifera

Vitis vinifera, Hungary, Budapest, Kamaraerdő © László Érsek

Phyllocnistis vitegenella: mines on Vitis vinifera

the gallery is very long, partly following the major veins

Phyllocnistis vitegenella: mine on Vitis vinifera

for a Phyllocnistis the frass pattern is unusually clear

Phyllocnistis vitegenella: mine on Vitis vinifera

larva in the mine

Phyllocnistis vitegenella: larva

the larva differs strongly from the one of Ph. unipunctella

Phyllocnistis vitegenella: pupal chamber

the pupal chamber does not lie in the folded leaf margin, but anywhere in the leaf

Phyllocnistis vitegenella: pupa

pupa

Phyllocnistis vitegenella: mine on Vitis vinifera

Vitis vinifera, Switzerland, Ticino, Cugnasco © Sifra Corver

Phyllocnistis vitegenella: mine on Vitis vinifera

another specimen

mine

Long, slender, wavy, upper-surface corridor with a broad, dark, cloudy frass line. Often several mines in a leaf. Pupation within the mine in the somewhat widened terminal section of the corridor.

hostplants

Vitaceae, monophagous

Vitis vinifera.

phenology

In Italy four generations per year, beginning on the very young foliage.

distribution within Europe

North America species that appeared in 1994 in northern Italy, and in 2004 in adjacent Slovenia. Shown up in Switzerland in 2009 (Jemini, 2010a).

references

Baldessari, Angeli, Girolami ao (2009a), Cara & Jermini (2011a), Jemini (2010a), Kirichenko, Augustin & Kenis (2018a), Ureche (2016a), Villani (2002a).

mod 25.xi.2018