Gypsonoma oppressana
Encyclopedia
The Poplar bud-worm is a moth
of the Tortricidae
family. It is found on Madeira
and in central and southern Europe
, from the Trans-Caucasus to Kazakhstan
and Tajikistan
.
The wingspan
is 12-15 mm. Adults are on wing in June and July.
The larvae feed on Populus nigra, Populus alba and Populus tremula
and is considered a minor pest on these species. Young larvae feed on the underside of the leaf in an angle of the veins, living beneath a silken web and eating the surface of the leaf. Later they feed in the buds, moving from bud to bud.
Moth
A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...
of the Tortricidae
Tortricidae
Tortricidae is a family of moths, commonly known as tortrix moths, in the order Lepidoptera. Tortricidae is a large family with over 9,400 species described, and is the sole member of the superfamily Tortricoidea. Many of these are economically important pests. Olethreutidae is a junior synonym...
family. It is found on Madeira
Madeira
Madeira is a Portuguese archipelago that lies between and , just under 400 km north of Tenerife, Canary Islands, in the north Atlantic Ocean and an outermost region of the European Union...
and in central and southern Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...
, from the Trans-Caucasus to Kazakhstan
Kazakhstan
Kazakhstan , officially the Republic of Kazakhstan, is a transcontinental country in Central Asia and Eastern Europe. Ranked as the ninth largest country in the world, it is also the world's largest landlocked country; its territory of is greater than Western Europe...
and Tajikistan
Tajikistan
Tajikistan , officially the Republic of Tajikistan , is a mountainous landlocked country in Central Asia. Afghanistan borders it to the south, Uzbekistan to the west, Kyrgyzstan to the north, and China to the east....
.
The wingspan
Wingspan
The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...
is 12-15 mm. Adults are on wing in June and July.
The larvae feed on Populus nigra, Populus alba and Populus tremula
Populus tremula
Populus tremula, commonly called aspen, common aspen, Eurasian aspen, European aspen, trembling poplar, or quaking aspen, is a species of poplar native to cool temperate regions of Europe and Asia, from the British Isles east to Kamchatka, north to inside the Arctic Circle in Scandinavia and...
and is considered a minor pest on these species. Young larvae feed on the underside of the leaf in an angle of the veins, living beneath a silken web and eating the surface of the leaf. Later they feed in the buds, moving from bud to bud.