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Epicauta Pensylvanica
''Epicauta pensylvanica'', known generally as the black blister beetle or black aster bug, is a species of burning blister beetle in the family Meloidae. The species name is sometimes spelled with a double "n", "''Epicauta pennsylvanica''". References Further reading * External links * Tenebrionoidea Beetles described in 1775 Taxa named by Charles De Geer {{meloidae-stub ...
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Charles De Geer
Baron Charles de Geer (the family is usually known as De Geer with a capitalized "De" and is pronounced "de yer"); Finspång in Risinge 30 January 1720 – Stockholm 7 March 1778) was a Swedish industrialist and entomologist. Life De Geer, who came from a family with strong Dutch connections, grew up in Utrecht from the age of three. He returned to Sweden at the age of 19. He had inherited the entailed manor and important iron-works of Leufsta (Lövsta) in Uppland from his childless uncle and namesake and would substantially increased the wealth of the estate. Ever since he had received a present of some silk worms at the age of eight, he had an interest in entomology and became a respected amateur entomologist at an early age. His major work was the ''Mémoires pour servir à l'histoire des insectes'' (eight volumes, 1752-1778). He was elected a member of the Royal Swedish Academy of Sciences already in 1739, at the age of nineteen, and a corresponding member of the Fren ...
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Meloidae
Blister beetles are beetles of the family Meloidae, so called for their defensive secretion of a blistering agent, cantharidin. About 7,500 species are known worldwide. Many are conspicuous and some are aposematically colored, announcing their toxicity to would-be predators. Description Blister beetles are hypermetamorphic, going through several larval stages, the first of which is typically a mobile triungulin. The larvae are insectivorous, mainly attacking bees, though a few feed on grasshopper eggs. While sometimes considered parasitoids, in general, the meloid larva apparently consumes the immature host along with its provisions, and can often survive on the provisions alone; thus it is not an obligatory parasitoid, but rather a facultative parasitoid, or simply a kleptoparasite. The adults sometimes feed on flowers and leaves of plants of such diverse families as the Amaranthaceae, Asteraceae, Fabaceae, and Solanaceae. Cantharidin, a poisonous chemical that causes b ...
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Epicauta Pennsylvanica P1290864b
''Epicauta'' is a genus of beetles in the blister beetle family, Meloidae. The genus was first scientifically described in 1834 by Pierre François Marie Auguste Dejean. ''Epicauta'' is distributed nearly worldwide, with species native to all continents except Australia and Antarctica.Kerr, J. T. and L. Packer. (1999)The environmental basis of North American species richness patterns among ''Epicauta'' (Coleoptera: Meloidae). ''Biodiversity & Conservation'' 8(5), 617-28. Surveys have found the genus to be particularly diverse in northern Arizona in the United States. Few species occur in the Arctic, with none farther north than the southern Northwest Territory of Canada. Adult beetles feed on plants. The larvae are predators on the eggs of grasshoppers. The beetles can significantly damage plants, and many ''Epicauta'' are known as agricultural pests around the world, even known to cause crop failures at times. As do other blister beetles, these produce cantharidin, a toxic ...
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Tenebrionoidea
The Tenebrionoidea are a very large and diverse superfamily of beetles. It generally corresponds to the Heteromera of earlier authors. Taxonomy Tenebrionoidea contains the following families: * Aderidae Winkler 1927 (ant-like leaf beetles) * Anthicidae Latreille 1819 (ant-like flower beetles) *† Apotomouridae Bao et al. 2018 * Archeocrypticidae Kaszab 1964 * Boridae C. G. Thomson 1859 * Chalcodryidae Watt 1974 * Ciidae Leach 1819 (minute tree-fungus beetles) (= Cisidae) * Melandryidae Leach 1815 (false darkling beetles) * Meloidae Gyllenhal 1810 (blister beetles) * Mordellidae Latreille 1802 (tumbling flower beetles) * Mycetophagidae Leach 1815 ( hairy fungus beetles) * Mycteridae Blanchard 1845 * Oedemeridae Latreille 1810 ( false blister beetles) * Promecheilidae Lacordaire, 1859 * Prostomidae C. G. Thomson 1859 * Pterogeniidae Crowson 1953 * Pyrochroidae Latreille 1807 ( fire-colored beetles, etc.) * Pythidae Solier 1834 * Ripiphoridae Gemminger and Harold 1870 ...
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Beetles Described In 1775
Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 described species, is the largest of all orders, constituting almost 40% of described insects and 25% of all known animal life-forms; new species are discovered frequently, with estimates suggesting that there are between 0.9 and 2.1 million total species. Found in almost every habitat except the sea and the polar regions, they interact with their ecosystems in several ways: beetles often feed on plants and fungi, break down animal and plant debris, and eat other invertebrates. Some species are serious agricultural pests, such as the Colorado potato beetle, while others such as Coccinellidae (ladybirds or ladybugs) eat aphids, scale insects, thrips, and other plant-sucking insects that damage crops. Beetles typically have a particularly hard exos ...
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