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Holcopsis
''Holcopsis'' is a genus of horse flies in the family Tabanidae. Species *'' Holcopsis bequaerti'' (Philip, 1943) *'' Holcopsis bifenestrata'' (Osten Sacken The House von der Osten-Sacken is an old and distinguished noble family of Baltic Germans. The family members held the titles of ''Baron'', ''Graf'', ''Knyaz'' and ''Fürst''. History The origins of the family are traced to 14th century. In 16 ..., 1886) *'' Holcopsis fenestrata'' Enderlein, 1923 *'' Holcopsis pilifera'' (Philip, 1943) References Tabanidae Diptera of North America Taxa named by Günther Enderlein Brachycera genera {{tabanoidea-stub ...
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Holcopsis Bequaerti
''Holcopsis'' is a genus of horse flies in the family Tabanidae. Species *'' Holcopsis bequaerti'' (Philip, 1943) *'' Holcopsis bifenestrata'' (Osten Sacken, 1886) *''Holcopsis fenestrata ''Holcopsis'' is a genus of horse flies in the family Tabanidae. Species *'' Holcopsis bequaerti'' (Philip, 1943) *'' Holcopsis bifenestrata'' (Osten Sacken The House von der Osten-Sacken is an old and distinguished noble family of Baltic Ge ...'' Enderlein, 1923 *'' Holcopsis pilifera'' (Philip, 1943) References Tabanidae Diptera of North America Taxa named by Günther Enderlein Brachycera genera {{tabanoidea-stub ...
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Holcopsis Bifenestrata
''Holcopsis'' is a genus of horse flies in the family Tabanidae. Species *''Holcopsis bequaerti'' (Philip, 1943) *'' Holcopsis bifenestrata'' (Osten Sacken, 1886) *''Holcopsis fenestrata ''Holcopsis'' is a genus of horse flies in the family Tabanidae. Species *'' Holcopsis bequaerti'' (Philip, 1943) *'' Holcopsis bifenestrata'' (Osten Sacken The House von der Osten-Sacken is an old and distinguished noble family of Baltic Ge ...'' Enderlein, 1923 *'' Holcopsis pilifera'' (Philip, 1943) References Tabanidae Diptera of North America Taxa named by Günther Enderlein Brachycera genera {{tabanoidea-stub ...
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Holcopsis Pilifera
''Holcopsis'' is a genus of horse flies in the family Tabanidae. Species *''Holcopsis bequaerti'' (Philip, 1943) *''Holcopsis bifenestrata'' (Osten Sacken, 1886) *''Holcopsis fenestrata ''Holcopsis'' is a genus of horse flies in the family Tabanidae. Species *'' Holcopsis bequaerti'' (Philip, 1943) *'' Holcopsis bifenestrata'' (Osten Sacken The House von der Osten-Sacken is an old and distinguished noble family of Baltic Ge ...'' Enderlein, 1923 *'' Holcopsis pilifera'' (Philip, 1943) References Tabanidae Diptera of North America Taxa named by Günther Enderlein Brachycera genera {{tabanoidea-stub ...
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Günther Enderlein
Günther Enderlein (7 July 1872 – 11 August 1968) was a German zoologist, entomologist, microbiologist, researcher, physician for 60 years, and later a manufacturer of pharmaceutical products. Enderlein received international renown for his insect research, and in Germany became famous due to his concept of the pleomorphism of microorganisms and his hypotheses about the origins of cancer, based on the work of other scientists. His hypotheses about pleomorphism and cancer have now been disproved by science and have only some historical importance today . Some of his concepts, however, are still popular in alternative medicine. A blood test is named after him: ''dark field microscopy according to Enderlein''. Life Enderlein was born in Leipzig, the son of a teacher. He studied in Leipzig and Berlin and got his PhD in 1898 as a zoologist. He became professor in 1924. First he worked as assistant at the Museum für Naturkunde in Berlin, and went later to Stettin, now Szczecin in ...
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Horse Fly
Horse-flies or horseflies are true flies in the family Tabanidae in the insect order Diptera. They are often large and agile in flight, and only the female horseflies bite animals, including humans, to obtain blood. They prefer to fly in sunlight, avoiding dark and shady areas, and are inactive at night. They are found all over the world except for some islands and the polar regions (Hawaii, Greenland, Iceland). Both horse-flies and botflies (Oestridae) are sometimes referred to as gadflies. Adult horse-flies feed on nectar and plant exudates; the males have weak mouthparts and only the females bite animals to obtain enough protein from blood to produce eggs. The mouthparts of females are formed into a stout stabbing organ with two pairs of sharp cutting blades, and a spongelike part used to lap up the blood that flows from the wound. The larvae are predaceous and grow in semiaquatic habitats. Female horse-flies can transfer blood-borne diseases from one animal to anothe ...
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Carl Robert Osten-Sacken
Carl Robert Osten-Sacken or Carl-Robert Romanovich, Baron von der Osten-Sacken, Baron Osten Sacken (21 August 1828, – 20 May 1906) was a Russian diplomat and entomologist. He served as the Russian consul general in New York City during the American Civil War, living in the United States from 1856 to 1877. He worked on the taxonomy of flies in general and particularly of the family Tipulidae (crane flies). Early life Carl Robert Osten-Sacken was born on 21 August 1828 in St. Petersburg as the son of Baltic German Baron Reinhold Friedrich von der Osten-Sacken (1791-1864) and his wife, Elisabeth von Engelhardt (1805-1873). Biography He took an interest in insects at the age of eleven through the influence of Joseph N. Schatiloff, a Russian coleopterist. In 1849 he joined the Imperial Foreign Office and while still in Russia he published his first entomological papers, including an account of the species found in the suburbs of St. Petersburg. In 1856, he was sent to Wash ...
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Tabanidae
Horse-flies or horseflies are true flies in the family Tabanidae in the insect order Diptera. They are often large and agile in flight, and only the female horseflies bite animals, including humans, to obtain blood. They prefer to fly in sunlight, avoiding dark and shady areas, and are inactive at night. They are found all over the world except for some islands and the polar regions (Hawaii, Greenland, Iceland). Both horse-flies and botflies (Oestridae) are sometimes referred to as gadflies. Adult horse-flies feed on nectar and plant exudates; the males have weak mouthparts and only the females bite animals to obtain enough protein from blood to produce eggs. The mouthparts of females are formed into a stout stabbing organ with two pairs of sharp cutting blades, and a spongelike part used to lap up the blood that flows from the wound. The larvae are predaceous and grow in semiaquatic habitats. Female horse-flies can transfer blood-borne diseases from one animal to anoth ...
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Diptera Of North America
Flies are insects of the order Diptera, the name being derived from the Greek δι- ''di-'' "two", and πτερόν ''pteron'' "wing". Insects of this order use only a single pair of wings to fly, the hindwings having evolved into advanced mechanosensory organs known as halteres, which act as high-speed sensors of rotational movement and allow dipterans to perform advanced aerobatics. Diptera is a large order containing an estimated 1,000,000 species including horse-flies, crane flies, hoverflies and others, although only about 125,000 species have been described. Flies have a mobile head, with a pair of large compound eyes, and mouthparts designed for piercing and sucking (mosquitoes, black flies and robber flies), or for lapping and sucking in the other groups. Their wing arrangement gives them great maneuverability in flight, and claws and pads on their feet enable them to cling to smooth surfaces. Flies undergo complete metamorphosis; the eggs are often laid on the la ...
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Taxa Named By Günther Enderlein
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 int ...
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