Rhyacionia duplana
Encyclopedia
The Summer shoot moth or Elgin shoot moth when referring to ssp. logaea (Rhyacionia duplana) is a moth
of the Tortricidae
family. It is found from northern and central Europe
to eastern Russia
and Japan
. It has also been reported from Korea
, but it has not been found in recent studies.
The wingspan
is 14–18 mm. The flight period of the adults usually starts in April, in warmer areas often in March.
The larvae feed on Pinus sylvestris, Pinus contorta var. latifolia, Pinus thunbergii
and Picea sitchensis. Damage occurs especially in 5-12 year old pine trees. Infested shoots desiccate and drop to the soil. Bush growth or even dying of the crown top may be the results of repeated strong infestations.
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 from northern and central 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...
to eastern Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...
and Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...
. It has also been reported from Korea
Korea
Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...
, but it has not been found in recent studies.
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 14–18 mm. The flight period of the adults usually starts in April, in warmer areas often in March.
The larvae feed on Pinus sylvestris, Pinus contorta var. latifolia, Pinus thunbergii
Pinus thunbergii
Pinus thunbergii is a pine native to coastal areas of Japan and South Korea.- Description :Japanese Black Pine can reach the height of 40 m, but rarely achieves this size outside its natural range...
and Picea sitchensis. Damage occurs especially in 5-12 year old pine trees. Infested shoots desiccate and drop to the soil. Bush growth or even dying of the crown top may be the results of repeated strong infestations.
Subspecies
- Rhyacionia duplana duplana
- Rhyacionia duplana logaea (Great Britain)
- Rhyacionia duplana simulata (Japan)