Paussinae
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Paussinae
Ant nest beetles (subfamily Paussinae) or paussines, some members of which are known also as flanged bombardier beetles, are a large subfamily within the ground beetles (Carabidae).The tribes Metriini, Ozaenini, Paussini and Protopaussini are included in the subfamily. Rarely seen in the open, except at lights, most Paussinae are obligate or facultative myrmecophiles, living within the nests of ants, predatory on ant larvae and worker ant, workers. Many have elaborate antennal structures and body parts flattened. Paussines are moderate sized (6–20 mm), characterised by glandular hairs that produce secretions attractive to ants and by the odd Antenna (biology), antennal structures of many species. Their pygidial glands can produce explosive secretions, with a spray of quinones that are directed forward by flanges at the posterior end of the elytra, giving them the other name of flanged bombardier beetles although they are not particularly close relatives of the typical bomba ...
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Ground Beetle
Ground beetles are a large, cosmopolitan distribution, cosmopolitan family (biology), family of beetles, the Carabidae, with more than 40,000 species worldwide, around 2,000 of which are found in North America and 2,700 in Europe. As of 2015, it is one of the 10 most species-rich animal families. They belong to the Adephaga. Members of the family are primarily Carnivore, carnivorous, but some members are Herbivore, herbivorous or Omnivore, omnivorous. Description and ecology Although their body shapes and coloring vary somewhat, most are shiny black or metallic and have ridged wing covers (elytra). The elytra are fused in some species, particularly the large Carabinae, rendering the beetles unable to fly. The species ''Mormolyce phyllodes'' is known as violin beetle due to their peculiarly shaped elytra. All carabids except the quite primitive flanged bombardier beetles (Paussinae) have a groove on their arthropod leg, fore leg tibiae bearing a comb of hairs used for cleaning the ...
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Heteropaussus Hastatus
''Heteropaussus'' is a genus in the beetle family Carabidae. There are more than 20 described species in ''Heteropaussus''. Species These 26 species belong to the genus ''Heteropaussus'': * ''Heteropaussus allardi'' (Raffray, 1886) (Senegal/Gambia, Guinea-Bissau, Ivory Coast, Ghana) * ''Heteropaussus alternans'' (Westwood, 1850) (Tanzania, Mozambique, Zimbabwe, South Africa) * ''Heteropaussus angolensis'' Luna de Carvalho, 1959 (Angola) * ''Heteropaussus basilewskyi'' (Luna de Carvalho, 1951) (Cameroon) * ''Heteropaussus brevicornis'' (Wasmann, 1904) (Kenya, Zimbabwe) * ''Heteropaussus bruecklei'' Nagel, 1982 (Cameroon) * ''Heteropaussus cardonii'' (Gestro, 1901) (India) * ''Heteropaussus corintae'' Luna de Carvalho, 1958 (Mozambique) * ''Heteropaussus curvidens'' (Reichensperger, 1938) (Kenya) * ''Heteropaussus dohrni'' (Ritsema, 1875) (Equatorial Guinea, Gabon, Republic of the Congo, Congo, the Democratic Republic of the Congo, DR Congo, Angola) * ''Heteropaussus fe ...
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Paussus
''Paussus'' is a genus of ground beetles in the family Carabidae. There are more than 360 described species in ''Paussus'', found in Africa, Europe, and Asia. These beetles, along with others in the subfamily Paussinae, are known as flanged bombardier beetles due to their ability to explosively discharge benzoquinones, chemical irritants, at temperatures between 55° and 100 °C. A flange on their elytra assists in directing the chemicals toward the front of their bodies. All species of this genus are obligate myrmecophile file:Panaphis juglandis.jpg , thumb , Myrmecophilous aphids being tended by ants Myrmecophily ( , ) consists of positive, Mutualism (biology), mutualistic, interspecies Association (ecology), associations between ants and a variety of other or ...s, living symbiotically in ant nests. The beetles release chemicals the ants find rewarding, and in return receive protection for themselves and their larvae. The beetles also gain a source of food in the ...
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Protopaussini
''Protopaussus'' is a genus of ground beetles in the family Carabidae, the sole genus of the tribe Protopaussini. It is found in Indomalaya and temperate Asia. Species These nine species belong to the genus ''Protopaussus'': * '' Protopaussus almorensis'' Champion A champion (from the late Latin ''campio'') is the victor in a challenge, Competition, contest or competition. There can be a territorial pyramid of championships, e.g. local, regional/provincial/state, national, continental and world champi ..., 1923 (India and Nepal) * '' Protopaussus bakeri'' Heller, 1914 (Philippines) * '' Protopaussus feae'' Gestro, 1892 (Myanmar) * '' Protopaussus javanus'' Wasmann, 1912 (Indonesia) * '' Protopaussus jeanneli'' Luna de Carvalho, 1960 (Borneo, Indonesia, and Laos) * '' Protopaussus kaszabi'' Luna de Carvalho, 1967 (Taiwan and temperate Asia) * '' Protopaussus vignai'' Nagel, 2018 (Nepal) * '' Protopaussus walkeri'' C.O. Waterhouse, 1897 (China) * † '' Protopauss ...
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Metriini
Metriini is a tribe of ground beetles in the family Carabidae. There are at least three genera and about six described species in Metriini. Genera These genera belong to the tribe Metriini: * '' Metrius'' Eschscholtz, 1829 (2 species, found in North America) * '' Sinometrius'' Wrase & J.Schmidt, 2006 (3 species, found in China) * † '' Kryzhanovskiana'' Kataev & Kirejtshuk, 2019 Burmese amber, Myanmar, Cenomanian The Cenomanian is, in the International Commission on Stratigraphy's (ICS) geological timescale, the oldest or earliest age (geology), age of the Late Cretaceous epoch (geology), Epoch or the lowest stage (stratigraphy), stage of the Upper Cretace ... References Paussinae Beetle tribes Taxa named by John Lawrence LeConte {{paussinae-stub ...
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Protopaussus
''Protopaussus'' is a genus of ground beetles in the family Carabidae, the sole genus of the tribe Protopaussini. It is found in Indomalaya and temperate Asia. Species These nine species belong to the genus ''Protopaussus'': * '' Protopaussus almorensis'' Champion A champion (from the late Latin ''campio'') is the victor in a challenge, Competition, contest or competition. There can be a territorial pyramid of championships, e.g. local, regional/provincial/state, national, continental and world champi ..., 1923 (India and Nepal) * '' Protopaussus bakeri'' Heller, 1914 (Philippines) * '' Protopaussus feae'' Gestro, 1892 (Myanmar) * '' Protopaussus javanus'' Wasmann, 1912 (Indonesia) * '' Protopaussus jeanneli'' Luna de Carvalho, 1960 (Borneo, Indonesia, and Laos) * '' Protopaussus kaszabi'' Luna de Carvalho, 1967 (Taiwan and temperate Asia) * '' Protopaussus vignai'' Nagel, 2018 (Nepal) * '' Protopaussus walkeri'' C.O. Waterhouse, 1897 (China) * † '' Protopauss ...
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Paussini
Paussini is a tribe of ground beetles in the family Carabidae. There are more than 25 genera and 610 described species in Paussini. They are found mainly in Africa, southern Asia, and the Pacific, although the genus ''Homopterus'' is found in the Americas. Genera These 26 genera belong to the tribe Paussini: * '' Allorhopalus'' Nagel, 2017 (China and Indonesia) * '' Arthropterus'' W.S.MacLeay, 1838 (Australia) * '' Carabidomemnus'' Kolbe, 1924 (Africa) * '' Cerapterus'' Swederus, 1788 (Africa) * '' Ceratoderus'' Westwood, 1841 (South and East Asia) * '' Eohomopterus'' Wasmann, 1919 (Ecuador, Brazil) * '' Euplatyrhopalus'' Desneux, 1905 (Indomalaya, southeast Asia) * '' Heteropaussus'' J.Thomson, 1860 (Africa, Indomalaya) * '' Hexaplatarthrus'' Jeannel, 1955 (Madagascar) * '' Homopterus'' Westwood, 1841 (Mexico, Central and South America) * '' Lebioderus'' Westwood, 1838 (China, Southeast Asia, Oceania) * '' Leleupaussus'' Luna de Carvalho, 1962 (South Africa) * '' Meg ...
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Ozaenini
Ozaenini is a tribe of ground beetles in the family Carabidae Ground beetles are a large, cosmopolitan family of beetles, the Carabidae, with more than 40,000 species worldwide, around 2,000 of which are found in North America and 2,700 in Europe. As of 2015, it is one of the 10 most species-rich animal .... There are more than 20 genera and 230 described species in Ozaenini. They are found in North, Central, and South America. Most species inhabit tropical regions. Genera These 24 genera belong to the tribe Ozaenini: ; Subtribe Microzaenina Deuve, 2019 : '' Microzaena'' Fairmaire, 1901 ; Subtribe Mystropomina G.Horn, 1881 : '' Mystropomus'' Chaudoir, 1848 ; Subtribe Ozaenina Hope, 1838 : '' Crepidozaena'' Deuve, 2001 : '' Entomoantyx'' Ball & McCleve, 1990 : '' Filicerozaena'' Deuve, 2001 : '' Gibbozaena'' Deuve, 2001 : '' Goniotropis'' G.R.Gray, 1831 : '' Inflatozaena'' Deuve, 2001 : '' Mimozaena'' Deuve, 2001 : '' Ozaena'' Olivier, 1812 : '' Pachyteles'' Perty, 1830 : ' ...
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Arthropterus Cerapteroides
''Arthropterus'' is a genus in the beetle family Carabidae. There are more than 60 described species in ''Arthropterus'', found in Australia. Species These 67 species belong to the genus ''Arthropterus'': * '' Arthropterus abnormis'' Oike, 1932 * '' Arthropterus ambitiosus'' Kolbe, 1924 * '' Arthropterus angulatus'' W.J.MacLeay, 1873 * '' Arthropterus angulicornis'' W.J.MacLeay, 1873 * '' Arthropterus articularis'' Elston, 1919 * '' Arthropterus bisinuatus'' W.J.MacLeay, 1873 * '' Arthropterus brevicollis'' W.J.MacLeay, 1873 * '' Arthropterus brevis'' (Westwood, 1850) * '' Arthropterus brunni'' Kolbe, 1924 * '' Arthropterus cerapteroides'' Mjöberg, 1916 * '' Arthropterus constricticeps'' Sloane, 1933 * '' Arthropterus cribrosus'' Sloane, 1933 * '' Arthropterus cylindricus'' Masters, 1886 * '' Arthropterus daemelianus'' Kolbe, 1924 * '' Arthropterus darlingensis'' W.J.MacLeay, 1873 * ''Arthropterus denudatus'' (Westwood, 1850) * '' Arthropterus depressus'' W.J.MacLeay, 1873 * '' ...
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Bombardier Beetle
Bombardier beetles are adephagan ground beetles (Carabidae) in the tribes Brachinini, Paussini, Ozaenini, or Metriini—more than 500 species altogether—which are most notable for the defense mechanism that gives them their name: when disturbed, they eject a hot noxious chemical spray from their pygidial glands with a popping sound. The spray is produced from a reaction between two hypergolic chemical compounds, hydroquinone and hydrogen peroxide, which are stored in the pygidial glands in the beetle's abdomen. When the aqueous solution of hydroquinones and hydrogen peroxide reaches the " vestibule" ( Eisner's word), catalysts facilitate the decomposition of the hydrogen peroxide and the oxidation of the hydroquinone. Heat from the reaction brings the mixture to near the boiling point of water and produces gas that drives the ejection. The damage caused can be fatal to attacking insects. Some bombardier beetles can direct the spray in a wide range of directions. The beetle's ...
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Cerapterus Pilipennis
''Cerapterus'' is a genus in the beetle family Carabidae Ground beetles are a large, cosmopolitan family of beetles, the Carabidae, with more than 40,000 species worldwide, around 2,000 of which are found in North America and 2,700 in Europe. As of 2015, it is one of the 10 most species-rich animal .... There are more than 30 described species in ''Cerapterus''. Species These 32 species belong to the genus ''Cerapterus'': * '' Cerapterus benguelanus'' Kolbe, 1926 (Africa) * '' Cerapterus brancae'' Luna de Carvalho, 1961 (Democratic Republic of the Congo) * '' Cerapterus burgeoni'' Reichensperger, 1937 (Democratic Republic of the Congo) * '' Cerapterus calaharicus'' Kolbe, 1926 (Mozambique and Botswana) * '' Cerapterus concolor'' Westwood, 1850 (South Africa) * '' Cerapterus denoiti'' Wasmann, 1899 (Africa) * '' Cerapterus drescheri'' Reichensperger, 1935 (Indonesia) * '' Cerapterus elgonis'' Reichensperger, 1938 (Kenya) * '' Cerapterus herrei'' Schultze, 1923 (Phil ...
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