Jean-Charles Jacobs
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Jean-Charles Jacobs
Jean-Charles Jacobs (1821 – 1907) was a Belgian doctor and entomologist, a pupil of Constantin Wesmael. He graduated in medicine from the University of Brussels, but never abandoned the study of insects, and was one of the founders of the ''Société entomologique de Belgique''. He concentrated on the Hymenoptera, often in collaboration with Jules Tosquinet, turning to Diptera later in life. Among his later studies was a report on the insects collected by the Belgian Antarctic Expedition, including that continent's largest fully terrestrial animal, the fly ''Belgica antarctica ''Belgica antarctica'', the Antarctic midge, is a species of flightless midge, endemic to the continent of Antarctica. At long, it is the largest purely terrestrial animal native to the continent. It also has the smallest known insect genome as ...'' . References Belgian entomologists Dipterists Hymenopterists 1821 births 1907 deaths {{entomologist-stub ...
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Jean-Charles Jacobs
Jean-Charles Jacobs (1821 – 1907) was a Belgian doctor and entomologist, a pupil of Constantin Wesmael. He graduated in medicine from the University of Brussels, but never abandoned the study of insects, and was one of the founders of the ''Société entomologique de Belgique''. He concentrated on the Hymenoptera, often in collaboration with Jules Tosquinet, turning to Diptera later in life. Among his later studies was a report on the insects collected by the Belgian Antarctic Expedition, including that continent's largest fully terrestrial animal, the fly ''Belgica antarctica ''Belgica antarctica'', the Antarctic midge, is a species of flightless midge, endemic to the continent of Antarctica. At long, it is the largest purely terrestrial animal native to the continent. It also has the smallest known insect genome as ...'' . References Belgian entomologists Dipterists Hymenopterists 1821 births 1907 deaths {{entomologist-stub ...
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Belgium
Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the southwest, and the North Sea to the northwest. It covers an area of and has a population of more than 11.5 million, making it the 22nd most densely populated country in the world and the 6th most densely populated country in Europe, with a density of . Belgium is part of an area known as the Low Countries, historically a somewhat larger region than the Benelux group of states, as it also included parts of northern France. The capital and largest city is Brussels; other major cities are Antwerp, Ghent, Charleroi, Liège, Bruges, Namur, and Leuven. Belgium is a sovereign state and a federal constitutional monarchy with a parliamentary system. Its institutional organization is complex and is structured on both regional ...
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Physician
A physician (American English), medical practitioner (Commonwealth English), medical doctor, or simply doctor, is a health professional who practices medicine, which is concerned with promoting, maintaining or restoring health through the study, diagnosis, prognosis and treatment of disease, injury, and other physical and mental impairments. Physicians may focus their practice on certain disease categories, types of patients, and methods of treatment—known as specialities—or they may assume responsibility for the provision of continuing and comprehensive medical care to individuals, families, and communities—known as general practice. Medical practice properly requires both a detailed knowledge of the academic disciplines, such as anatomy and physiology, underlying diseases and their treatment—the ''science'' of medicine—and also a decent competence in its applied practice—the art or ''craft'' of medicine. Both the role of the physician and the meaning ...
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Entomology
Entomology () is the science, scientific study of insects, a branch of zoology. In the past the term "insect" was less specific, and historically the definition of entomology would also include the study of animals in other arthropod groups, such as arachnids, myriapods, and crustaceans. This wider meaning may still be encountered in informal use. Like several of the other fields that are categorized within zoology, entomology is a taxon-based category; any form of scientific study in which there is a focus on insect-related inquiries is, by definition, entomology. Entomology therefore overlaps with a cross-section of topics as diverse as molecular genetics, behavior, neuroscience, biomechanics, biochemistry, systematics, physiology, developmental biology, ecology, morphology (biology), morphology, and paleontology. Over 1.3 million insect species have been described, more than two-thirds of all known species. Some insect species date back to around 400 million years ago. Th ...
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Constantin Wesmael
Constantin Wesmael (4 October 1798, in Brussels – 26 October 1872, near to Saint-Josse-ten-Noode) was a Belgian entomologist. Life Of modest origin, he was granted a bursary to study law. He taught, initially, humanities in Charleroi before teaching sciences at the Athenaeum of Brussels. He was, next a professor of zoology at the school of veterinary surgeon and agriculture. He specialized in Ichneumonidae. Collection According to a note made by Baron de Sélys Longchamps, Wesmael gave his Braconidae to Mr. Haliday, without knowing however that this Irish scientist would be later established in Italy, and that after his death his collection would pass via Edward Perceval Wright to Dublin Museum. However, in the copy of the biography of Wesmael by Selys, Dr. Jacobs noted next to the sentence written by Selys (p. 235) (He gave his Braconides to Mr. Haliday), this note:: Error! they were found by me... Both statements are true and Wesmael's Braconidae are divided b ...
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Hymenoptera
Hymenoptera is a large order (biology), order of insects, comprising the sawfly, sawflies, wasps, bees, and ants. Over 150,000 living species of Hymenoptera have been described, in addition to over 2,000 extinct ones. Many of the species are Parasitoid wasp, parasitic. Females typically have a special ovipositor for inserting eggs into hosts or places that are otherwise inaccessible. This ovipositor is often modified into a stinger. The young develop through holometabolism (complete metamorphosis (biology), metamorphosis)—that is, they have a wormlike larval stage and an inactive pupal stage before they mature. Etymology The name Hymenoptera refers to the wings of the insects, but the original derivation is ambiguous. All references agree that the derivation involves the Ancient Greek language, Ancient Greek wikt:πτερόν, πτερόν (''pteron'') for wing. The Ancient Greek wikt:ὑμήν, ὑμήν (''hymen'') for membrane provides a plausible etymology for the term bec ...
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Jules Tosquinet
Jules is the French form of the Latin "Julius" (e.g. Jules César, the French name for Julius Caesar). It is the given name of: People with the name *Jules Aarons (1921–2008), American space physicist and photographer *Jules Abadie (1876–1953), French politician and surgeon *Jules Accorsi (born 1937), French football player and manager *Jules Adenis (1823–1900), French playwright and opera librettist *Jules Adler 1865–1952), French painter *Jules Asner (born 1968), American television personality *Jules Aimé Battandier (1848–1922), French botanist *Jules Bernard (born 2000), American basketball player *Jules Bianchi (1989–2015), French Formula One driver *Jules Breton (1827–1906), French Realist painter *Jules-André Brillant (1888–1973), Canadian entrepreneur *Jules Brunet (1838–1911), French Army general *Jules Charles-Roux (1841–1918), French businessman and politician *Jules Dewaquez (1899–1971), French footballer *Jules Marie Alphonse Jacques de Dixmu ...
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Notes Faunistique De Gembloux
Note, notes, or NOTE may refer to: Music and entertainment * Musical note, a pitched sound (or a symbol for a sound) in music * ''Notes'' (album), a 1987 album by Paul Bley and Paul Motian * ''Notes'', a common (yet unofficial) shortened version of the title of the American TV situation comedy, ''Notes from the Underbelly'' * ''Notes'' (film), a short by John McPhail * ''Notes'' (journal), the quarterly journal of the Music Library Association Finance * Banknote, a form of cash currency, also known as ''bill'' in the United States and Canada * Promissory note, a contract binding one party to pay money to a second party * Note, a security (finance), a type of bond Technology and science * IBM Notes, (formerly Lotus Notes), a client-server, collaborative application owned by IBM Software Group * Natural orifice transluminal endoscopic surgery (NOTES), a type of minimally invasive surgery * Notes (Apple), a note-taking application bundled with macOS and iOS * Notes, another name ...
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Belgian Antarctic Expedition
The Belgian Antarctic Expedition of 1897–1899 was the first expedition to winter in the Antarctic region. Led by Adrien de Gerlache de Gomery aboard the RV ''Belgica'', it was the first Belgian Antarctic expedition and is considered the first expedition of the Heroic Age of Antarctic Exploration. Among its members were Frederick Cook and Roald Amundsen, explorers who would later attempt the respective conquests of the North and South Poles. Preparation and surveying In 1896, after a period of intensive lobbying, Adrien Victor Joseph de Gerlache de Gomery purchased the Norwegian-built whaling ship ''Patria'', which, following an extensive refit, he renamed . Gerlache had worked together with the Geographical Society of Brussels to organize a national subscription, but was able to outfit his expedition only after the Belgian government voted in favor of two large subsidies, making it a state-supported undertaking. With a multinational crew that included Roald Amundsen from ...
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Belgica Antarctica
''Belgica antarctica'', the Antarctic midge, is a species of flightless midge, endemic to the continent of Antarctica. At long, it is the largest purely terrestrial animal native to the continent. It also has the smallest known insect genome as of 2014, with only 99 million base pairs of nucleotides and about genes. It is the only insect that can survive year-round in Antarctica. Tolerance to extreme conditions The flightlessness of ''B. antarctica'' may be an adaptation to prevent wind from blowing it into inhospitable areas. It can survive freezing, but though local air temperatures may reach as low as −40 °C, this insect cannot survive temperatures below −15 °C. This is comparatively milder than other cold-adapted insects. The reason for this relatively low freezing tolerance is due to thermal buffering: just burrowing at a depth of 1 cm, temperature is stable between 0 and −2 °C for 10 months out of 12, and it seldom goes lower than −7 °C ...
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Annales De La Société Entomologique De Belgique
The Royal Belgian Entomological Society (french: Société royale belge d'Entomologie; nl, Koninklijke Belgische Vereniging voor Entomologie) is a learned society based in Brussels. It is devoted to entomology, the study of insects. It was founded on 9 April 1855 with Edmond de Sélys Longchamps Baron Michel Edmond de Selys Longchamps (25 May 1813 – 11 December 1900) was a Belgian Liberal Party politician and scientist. Selys Longchamps has been regarded as the founding figure of odonatology, the study of the dragonflies and damself ... as its first president. The society publishes the ''Bulletin'', the ''Belgian Journal of Entomology'' and the ''Mémoires''. External links * *Belgian Journal of Entomology Online' Entomological societies Scientific organisations based in Belgium Organisations based in Belgium with royal patronage Organisations based in Brussels Organizations established in 1855 1855 establishments in Belgium {{Belgium-stub ...
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