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Massalongia Altaica
''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech-oak family Fagaceae. The genus ''Betula'' contains 30 to .... Species The following six species have been described in this genus: * '' Massalongia altaica'' Fedotova, 1990 * '' Massalongia bachmaieri'' Möhn, 1954 * '' Massalongia betulifolia'' Harris, 1974 * '' Massalongia nakamuratetsui'' Elsayed & Tokuda 2020 * '' Massalongia papyrifera'' (Gagné, 1967) * '' Massalongia rubra'' (Kieffer, 1890) References Cecidomyiinae Cecidomyiidae genera Taxa named by Jean-Jacques Kieffer {{Sciaroidea-stub Insects described in 1890 Gall-inducing insects ...
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Cecidomyiidae
Cecidomyiidae is a family of flies known as gall midges or gall gnats. As the name implies, the larvae of most gall midges feed within plant tissue, creating abnormal plant growths called galls. Cecidomyiidae are very fragile small insects usually only in length; many are less than long. They are characterised by hairy wings, unusual in the order Diptera, and have long antennae. Some Cecidomyiids are also known for the strange phenomenon of paedogenesis in which the larval stage reproduces without maturing first. In some species, the daughter larvae consume the mother, while in others, reproduction occurs later on in the egg or pupa. More than 6,650 species and 830 genera are described worldwide, though this is certainly an underestimate of the actual diversity of this family. A DNA barcoding study published in 2016 estimated the fauna of Canada alone to be in excess of 16,000 species, hinting at a staggering global count of over 1 million cecidomyiid species that have yet ...
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Gall
Galls (from the Latin , 'oak-apple') or ''cecidia'' (from the Greek , anything gushing out) are a kind of swelling growth on the external tissues of plants, fungi, or animals. Plant galls are abnormal outgrowths of plant tissues, similar to benign tumors or warts in animals. They can be caused by various parasites, from viruses, fungi and bacteria, to other plants, insects and mites. Plant galls are often highly organized structures so that the cause of the gall can often be determined without the actual agent being identified. This applies particularly to some insect and mite plant galls. The study of plant galls is known as cecidology. In human pathology, a gall is a raised sore on the skin, usually caused by chafing or rubbing. Causes of plant galls Insects and mites Insect galls are the highly distinctive plant structures formed by some herbivorous insects as their own microhabitats. They are plant tissue which is controlled by the insect. Galls act as both the habitat a ...
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Birch
A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech-oak family Fagaceae. The genus ''Betula'' contains 30 to 60 known taxa of which 11 are on the IUCN 2011 Red List of Threatened Species. They are a typically rather short-lived pioneer species widespread in the Northern Hemisphere, particularly in northern areas of temperate climates and in boreal climates. Description Birch species are generally small to medium-sized trees or shrubs, mostly of northern temperate and boreal climates. The simple leaves are alternate, singly or doubly serrate, feather-veined, petiolate and stipulate. They often appear in pairs, but these pairs are really borne on spur-like, two-leaved, lateral branchlets. The fruit is a small samara, although the wings may be obscure in some species. They differ from the alders (''Alnus'', another genus in the family) in th ...
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Massalongia Altaica
''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech-oak family Fagaceae. The genus ''Betula'' contains 30 to .... Species The following six species have been described in this genus: * '' Massalongia altaica'' Fedotova, 1990 * '' Massalongia bachmaieri'' Möhn, 1954 * '' Massalongia betulifolia'' Harris, 1974 * '' Massalongia nakamuratetsui'' Elsayed & Tokuda 2020 * '' Massalongia papyrifera'' (Gagné, 1967) * '' Massalongia rubra'' (Kieffer, 1890) References Cecidomyiinae Cecidomyiidae genera Taxa named by Jean-Jacques Kieffer {{Sciaroidea-stub Insects described in 1890 Gall-inducing insects ...
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Massalongia Bachmaieri
''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches. Species The following six species have been described in this genus: * ''Massalongia altaica ''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and ...'' Fedotova, 1990 * '' Massalongia bachmaieri'' Möhn, 1954 * '' Massalongia betulifolia'' Harris, 1974 * '' Massalongia nakamuratetsui'' Elsayed & Tokuda 2020 * '' Massalongia papyrifera'' (Gagné, 1967) * '' Massalongia rubra'' (Kieffer, 1890) References Cecidomyiinae Cecidomyiidae genera Taxa named by Jean-Jacques Kieffer {{Sciaroidea-stub Insects described in 1890 Gall-inducing insects ...
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Massalongia Betulifolia
''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches. Species The following six species have been described in this genus: * ''Massalongia altaica'' Fedotova, 1990 * ''Massalongia bachmaieri ''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches. Species The following six species have been described in this genus: * ''Massalongia altaica ''Massalongia'' is a genus of flies in the famil ...'' Möhn, 1954 * '' Massalongia betulifolia'' Harris, 1974 * '' Massalongia nakamuratetsui'' Elsayed & Tokuda 2020 * '' Massalongia papyrifera'' (Gagné, 1967) * '' Massalongia rubra'' (Kieffer, 1890) References Cecidomyiinae Cecidomyiidae genera Taxa named by Jean-Jacques Kieffer {{Sciaroidea-stub Insects described in 1890 Gall-inducing insects ...
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Massalongia Nakamuratetsui
''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches. Species The following six species have been described in this genus: * ''Massalongia altaica'' Fedotova, 1990 * ''Massalongia bachmaieri'' Möhn, 1954 * ''Massalongia betulifolia ''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches. Species The following six species have been described in this genus: * ''Massalongia altaica'' Fedotova, 1990 * ''Massalongia bachmaieri ''Ma ...'' Harris, 1974 * '' Massalongia nakamuratetsui'' Elsayed & Tokuda 2020 * '' Massalongia papyrifera'' (Gagné, 1967) * '' Massalongia rubra'' (Kieffer, 1890) References Cecidomyiinae Cecidomyiidae genera Taxa named by Jean-Jacques Kieffer {{Sciaroidea-stub Insects described in 1890 Gall-inducing insects ...
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Massalongia Papyrifera
''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches. Species The following six species have been described in this genus: * ''Massalongia altaica'' Fedotova, 1990 * ''Massalongia bachmaieri'' Möhn, 1954 * ''Massalongia betulifolia'' Harris, 1974 * ''Massalongia nakamuratetsui ''Massalongia'' is a genus of flies in the family Cecidomyiidae. The larvae induce galls on birches. Species The following six species have been described in this genus: * ''Massalongia altaica'' Fedotova, 1990 * ''Massalongia bachmaieri'' Möhn ...'' Elsayed & Tokuda 2020 * '' Massalongia papyrifera'' (Gagné, 1967) * '' Massalongia rubra'' (Kieffer, 1890) References Cecidomyiinae Cecidomyiidae genera Taxa named by Jean-Jacques Kieffer {{Sciaroidea-stub Insects described in 1890 Gall-inducing insects ...
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Massalongia Rubra
''Massalongia rubra'' is a species of gall midge which forms galls in the leaves of birch. It was first described by the French naturalist and entomologist, Jean-Jacques Kieffer in 1890 and is found in Europe. Description of the Gall An elongate, woody swelling (up to 10 mm long) of the mid-rib of a leaf which can extend into the base of lateral veins and the petiole. The gall is more prominent on the underside of the leaf and is initially green, later red-purple and brown. Sometimes the gall is surrounded by a green island on a yellowing leaf. Each gall contains a single larve which are white or yellowish when young and red when mature, with a weak sternal spatula. Mature larva leave the gall in late summer to hibernate and pupate in the soil. Adults emerge in the following spring or summer. Affected trees are silver birch (''Betula pendula'') and downy birch ''(Betula pubescens''). Distribution ''Massalongia rubra'' has been recorded from Belgium, Czech Republic, Germa ...
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Cecidomyiinae
The Cecidomyiinae are a subfamily of flies often called gall midges or gall gnats. This subfamily is best known for its members that induce galls on plants, but there are also many species that are fungivorous, parasitoids, or predacious as maggots. Systematics Cecidomyiinae - supertribes, tribes, and genera: *Supertribe Asphondyliidi **Tribe Asphondyliini ***''Asphondylia'' Loew, 1850 **Tribe Kiefferiini ***'' Kiefferia'' Mik, 1895 **Tribe Polystephini ***''Polystepha'' Kieffer, 1897 **Tribe Schizomyiini ***'' Placochela'' Rübsaamen, 1916 ***''Schizomyia'' Kieffer, 1889 *Supertribe Cecidomyiidi **Tribe Anadiplosini **Tribe Aphidoletini **Tribe Cecidomyiini ***'' Acodiplosis'' Kieffer, 1895 ***'' Ametrodiplosis'' Rübsaamen, 1910 ***''Anabremia'' Kieffer, 1912 ***'' Anisostephus'' Rübsaamen, 1917 ***'' Antichiridium'' Rübsaamen, 1911 ***'' Aphidoletes'' Kieffer, 1904 ***'' Arthrocnodax'' Rübsaamen, 1895 ***'' Atrichosema'' Kieffer, 1904 ***'' Blastodiplosis ...
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Cecidomyiidae Genera
Cecidomyiidae is a family of flies known as gall midges or gall gnats. As the name implies, the larvae of most gall midges feed within plant tissue, creating abnormal plant growths called galls. Cecidomyiidae are very fragile small insects usually only in length; many are less than long. They are characterised by hairy wings, unusual in the order Diptera, and have long antennae. Some Cecidomyiids are also known for the strange phenomenon of paedogenesis in which the larval stage reproduces without maturing first. In some species, the daughter larvae consume the mother, while in others, reproduction occurs later on in the egg or pupa. More than 6,650 species and 830 genera are described worldwide, though this is certainly an underestimate of the actual diversity of this family. A DNA barcoding study published in 2016 estimated the fauna of Canada alone to be in excess of 16,000 species, hinting at a staggering global count of over 1 million cecidomyiid species that have yet ...
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Taxa Named By Jean-Jacques Kieffer
In biology, a taxon (back-formation from ''taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular name and given a particular ranking, especially if and when it is accepted or becomes established. It is very common, however, for taxonomists to remain at odds over what belongs to a taxon and the criteria used for inclusion. If a taxon is given a formal scientific name, its use is then governed by one of the nomenclature codes specifying which scientific name is correct for a particular grouping. Initial attempts at classifying and ordering organisms (plants and animals) were set forth in Carl Linnaeus's system in ''Systema Naturae'', 10th edition (1758), as well as an unpublished work by Bernard and Antoine Laurent de Jussieu. The idea of a unit-based system of biological classification was first made widely available in 1805 in the intro ...
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