Ogmograptis scribula | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Insecta |
Order: | Lepidoptera |
Family: | Bucculatricidae |
Genus: | Ogmograptis Meyrick, 1935 |
Species: | O. scribula |
Binomial name | |
Ogmograptis scribula Meyrick, 1935 | |
Ogmograptis scribula, the scribbly gum moth, is a moth of the family Bucculatricidae. It is found in the Australian Capital Territory, New South Wales and Queensland. It is responsible for producing 'scribbles' found of multiple species of Eucalypts, creating the pattern from which its name is derived.
The adult moth lays eggs on a depression in the bark of target eucalypt species in autumn/early winter. The larvae then burrow into the bark to the depth of the next years phellogen creating long arcs, which tighten to squiggles as they develop into larger instar stages. The second-last instar will backtrack along the original mine, doubling its width or creating a parallel track depending on species. The final instar, a caterpillar with legs, will then follow the path one last time, feeding on the nutritious scar tissue that they tree lays down in the previously damaged areas. [1]
The caterpillar then emerges and forms a cocoon at the base of the tree, and emerges as a moth ~1 month later. [1]
The scribbly gum moth is found on the east coast of Australia, between Victoria and Southern Queensland. [2]
The patterns created by the scribbly gum moth are only visible after the caterpillar exists the tree and the top layer of bark sheds, which historically made it difficult to identify the species which caused the marks. [1]
In 2007, Cooke and Edwards [3] argued that O. scribula was the scribbler on Eucalyptus pauciflora , but that the scribbles on other ACT species of scribbly gum ( Eucalyptus racemosa ssp. rossii, and E. delegatensis ) came from a different species of Ogmograptis , since the patterning of the scribbles was consistently different across the three eucalypt species.
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Eucalyptus haemastoma, commonly known as scribbly gum, is a species of tree that is endemic to the Sydney region. It has white or silvery grey bark, lance-shaped or curved adult leaves, flower buds in groups of between nine and fifteen, white flowers and conical or hemispherical fruit. It is one of several eucalypts with prominent and differing insect scribbles in the bark, caused by the larvae of Ogmograptis,.
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Scribbly gum is a name given to a variety of different Australian Eucalyptus trees which play host to the larvae of scribbly gum moths which leave distinctive scribbly burrowing patterns on the bark.
Eucalyptus grandis, commonly known as the flooded gum or rose gum, is a tall tree with smooth bark, rough at the base fibrous or flaky, grey to grey-brown. At maturity, it reaches 50 metres tall, though the largest specimens can exceed 80 metres tall. It is found on coastal areas and sub-coastal ranges from Newcastle in New South Wales northwards to west of Daintree in Queensland, mainly on flat land and lower slopes, where it is the dominant tree of wet forests and on the margins of rainforests.
Eucalyptus rossii, commonly known as inland scribbly gum or white gum, is a species of small to medium-sized tree that is endemic to New South Wales and the Australian Capital Territory. It has smooth bark with insect scribbles, lance-shaped adult leaves, flower buds in groups of between nine and fifteen, white flowers and hemispherical or shortened spherical fruit.
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Eucalyptus racemosa, commonly known as snappy gum or narrow-leaved scribbly gum, is a species of small to medium-sized tree that is endemic to eastern Australia. It has smooth, mottled bark, lance-shaped to curved or egg-shaped adult leaves, flower buds in groups of between seven and fifteen, white flowers and cup-shaped, conical or hemispherical fruit.
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Ogmograptis, the scribbly gum moth, is a genus in the family Bucculatricidae and was first described by Edward Meyrick in 1935, as a monotypic genus. They are found in the Australian Capital Territory, New South Wales and Queensland. However, in 2007, Cooke and Edwards argued that the patterning of the scribbles was different for each of the three eucalypts, Eucalyptus pauciflora, E. racemosa ssp. rossii, and E. delegatensis) and that it was likely that these differing patterns were caused by larvae from different species of scribbly gum moths.
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