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Poecilanthrax Vexativus
''Poecilanthrax'' is a large, primarily Nearctic genus of fly, flies belonging to the family Bombyliidae (bee-flies). These are large to large robust flies with a body length of 8–14 mm. They have large elongate pictured wings, with 2 or 3 submarginal cells and no vein M2. The abdomen is moderately lengthened, with 7 visible tergites. The front tarsus (skeleton), tarsi are reduced, and the tibia smooth. The larvae feed on the moth larva of members of the family Noctuidae. Adults feed on pollen. Species * ''Poecilanthrax alcyon'' (Thomas Say, Say, 1824) * ''Poecilanthrax alpha'' (Carl Robert Osten-Sacken, Osten Sacken, 1877) * ''Poecilanthrax apache'' Painter & Hall, 1960 * ''Poecilanthrax arethusa'' (Carl Robert Osten-Sacken, Osten Sacken, 1886) * ''Poecilanthrax arizonensis'' Taber, 2008 * ''Poecilanthrax autumnalis'' (Cole, 1917) * ''Poecilanthrax bicellata'' (Pierre-Justin-Marie Macquart, Macquart, 1847) * ''Poecilanthrax brachypus'' Calderwood, 1995 * ''Poecilanth ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
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 Was ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
