{"id":88,"date":"2014-05-14T16:34:17","date_gmt":"2014-05-14T20:34:17","guid":{"rendered":"http:\/\/ouelletrobert.aphidnet.org\/?p=88"},"modified":"2026-04-16T15:59:55","modified_gmt":"2026-04-16T19:59:55","slug":"machimus-notatus-wiedemann-1828","status":"publish","type":"post","link":"https:\/\/qmor.umontreal.ca\/en\/machimus-notatus-wiedemann-1828\/","title":{"rendered":"<i>Machimus notatus<\/i> (Wiedemann 1828)"},"content":{"rendered":"<p style=\"text-align: center;\">Par <strong>Andr\u00e9anne \u00a0DALLAIRE<\/strong> et\u00a0<strong>M\u00e9lody DUB\u00c9-DANJOU<\/strong> (\u00e9dit\u00e9 par Paul MAYRAND)<\/p>\n<p style=\"text-align: center;\">Texte et images \u00a92014 <a href=\"https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\/deed.fr\" target=\"_blank\" rel=\"noopener\">CC BY-SA 4.0<\/a>, les auteurs<\/p>\n<figure id=\"attachment_89\" aria-describedby=\"caption-attachment-89\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-89 size-medium\" src=\"https:\/\/qmor.umontreal.ca\/wp-content\/uploads\/2014\/04\/Image-24-300x179.png\" alt=\"Image 2\" width=\"300\" height=\"179\" srcset=\"https:\/\/qmor.umontreal.ca\/wp-content\/uploads\/2014\/04\/Image-24-300x179.png 300w, https:\/\/qmor.umontreal.ca\/wp-content\/uploads\/2014\/04\/Image-24.png 585w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-89\" class=\"wp-caption-text\">Le sp\u00e9cimen \u00e0 l\u2019\u00e9tude ici a \u00e9t\u00e9 r\u00e9colt\u00e9 \u00e0 la station de biologie des Laurentides le 5 septembre 2013 lors d\u2019une journ\u00e9e de terrain dans le cadre du cours d\u2019entomologie BIO2440. Lors de sa capture, le sp\u00e9cimen \u00e9tait en train de se nourrir d\u2019une autre mouche. Noter l&rsquo;acarien parasitaire sur le tibia de la deuxi\u00e8me patte.<\/figcaption><\/figure>\n<p style=\"text-align: left;\">La pr\u00e9sence d\u2019une seule paire d\u2019ailes a permis de d\u00e9terminer que ce sp\u00e9cimen<br \/>\nappartient \u00e0 l\u2019ordre des dipt\u00e8res; en effet, chez ceux-ci, la seconde paire d\u2019ailes est<br \/>\nr\u00e9duite en halt\u00e8res (1).<\/p>\n<p style=\"text-align: left;\">Ensuite, \u00e0 l\u2019aide d\u2019un guide d\u2019identification il a \u00e9t\u00e9 possible d\u2019affirmer qu\u2019il fait<br \/>\npartie de la famille Asilidae; gr\u00e2ce aux pi\u00e8ces buccales modifi\u00e9es en appareil piqueur<br \/>\nsp\u00e9cifique au mode d\u2019alimentation de cette famille (2).<\/p>\n<p style=\"text-align: left;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-90\" src=\"http:\/\/ouelletrobert.aphidnet.org\/wp-content\/uploads\/2014\/04\/Image-33.png\" alt=\"Image 3\" width=\"206\" height=\"216\" \/>Une consultation et\u00a0 une comparaison avec des sp\u00e9cimens de la famille Asilidae de la collection\u00a0 entomologique Ouellet-Robert de l\u2019Universit\u00e9 de Montr\u00e9al (3) ont permis de d\u00e9terminer l\u2019esp\u00e8ce, gr\u00e2ce \u00e0 la coloration sp\u00e9cifique des pattes: le f\u00e9mur est\u00a0 enti\u00e8rement noir, alors que moins de la moiti\u00e9 du tibia est teint\u00e9 d\u2019une couleur rouge\u00e2tre ou jaun\u00e2tre (4). Il s\u2019agit de l\u2019esp\u00e8ce <em>Machimus notatus<\/em>, d\u00e9crite par Wiedemann en 1828 (5).<\/p>\n<p style=\"text-align: left;\"><span style=\"text-decoration: underline;\">\u00a0Classification<\/span> (5)<\/p>\n<p style=\"text-align: left;\">Ordre: Diptera<br \/>\nSous-ordre: Brachycera<br \/>\nInfra-ordre: Muscomorpha<br \/>\nFamille: Asilidae<br \/>\nSous-famille: Asilinae<br \/>\nTribu: Asilini<br \/>\nGenre: <em>Machimus<\/em><br \/>\nEsp\u00e8ce: <em>Machimus notatus<\/em> (Widemann, 1828)<\/p>\n<p style=\"text-align: left;\">Cet insecte poss\u00e8de un corps allong\u00e9 et poilu, ainsi qu\u2019une d\u00e9pression entre les<br \/>\nyeux compos\u00e9s. Cette derni\u00e8re caract\u00e9ristique constitue, avec la modification des<br \/>\npi\u00e8ces buccales, un caract\u00e8re cl\u00e9 \u00e0 l\u2019identification de cette famille (6). On le retrouve<br \/>\ndans divers habitats. Comme tous les Asilidae, il est pr\u00e9dateur d\u2019autres insectes, dont<br \/>\ncertains sont parfois plus gros que lui-m\u00eame. Chasseur opportuniste, il a une<br \/>\nexcellente vision qui lui permet d\u2019apercevoir ses proies jusqu\u2019\u00e0 dix m\u00e8tres de<br \/>\ndistance (7). Il se saisit de ses proies en vol gr\u00e2ce \u00e0 ses pattes fortes munies de<br \/>\ngriffes (7). Par la suite, il proc\u00e8de \u00e0 l\u2019injection de sa salive, qui contient des<br \/>\nenzymes digestives, dans l\u2019insecte; ensuite il en suce le contenu pr\u00e9dig\u00e9r\u00e9 (8).\u00a0 Son<br \/>\nrostre (appareil piqueur) est suffisamment solide pour percer les carapaces de ses<br \/>\nvictimes (7). Les larves, aussi pr\u00e9datrices, vivent dans la liti\u00e8re, souvent dans le bois en<br \/>\nd\u00e9composition (1).<\/p>\n<p style=\"text-align: left;\"><span style=\"text-decoration: underline;\">R\u00c9F\u00c9RENCES<\/span><\/p>\n<ol>\n<li><a href=\"http:\/\/www.lesinsectesduquebec.com\/ordre.htm\" target=\"_blank\" rel=\"noopener\">Guide d\u2019identification d\u2019insectes du Qu\u00e9bec<\/a><\/li>\n<li>Anonyme. 2009. Dipt\u00e8res Asilid\u00e9s. Invert\u00e9br\u00e9s continentaux des Pays de la Loire; Gretia. \u00a0(<a href=\"http:\/\/www.gretia.org\/dossiers_liens\/nosact\/inv_pdl\/pdf\/Fiches_taxons\/Asilidae.pdf\" target=\"_blank\" rel=\"noopener\">PDF<\/a>)<\/li>\n<li><a href=\"http:\/\/www.irbv.umontreal.ca\/ouellet-robert\" target=\"_blank\" rel=\"noopener\">Universit\u00e9 de Montr\u00e9al, d\u00e9partement de sciences biologique collection Ouellet-Robert<\/a><\/li>\n<li><a href=\"http:\/\/wisconsinbutterflies.org\/robberfly\/species\/295-machimus-notatus\" target=\"_blank\" rel=\"noopener\">Wisconsin butteflies, Machimus notatus<\/a><\/li>\n<li><a href=\"http:\/\/www.itis.gov\/servlet\/SingleRpt\/SingleRpt?search_topic=TSN&amp;search_value=133741\" target=\"_blank\" rel=\"noopener\">ITIS Report, Machimus notatus<\/a><\/li>\n<li>Meyer, J.R. 2007. <a href=\"http:\/\/www.cals.ncsu.edu\/course\/ent425\/spotID\/Diptera\/asilid.html\" target=\"_blank\" rel=\"noopener\">Asilidae &#8212; Robber Flies<\/a>. North Carolina State University. General Entomology, ENT 425.<\/li>\n<li>Tomasovic, Guy. 1999. \u00c0 propos des Asilid\u00e9s. Insectes 112: 7-8. Insectes.org. (<a href=\"http:\/\/www.insectes.org\/opie\/pdf\/3233_pagesdynadocs5214e072ec96a.pdf\" target=\"_blank\" rel=\"noopener\">PDF<\/a>)<\/li>\n<li>Finn, E.M. 2012. <a href=\"http:\/\/entnemdept.ufl.edu\/creatures\/beneficial\/flies\/robber_flies.htm\" target=\"_blank\" rel=\"noopener\">Robber Flies<\/a>.\u00a0University of Florida, featured creatures.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Par Andr\u00e9anne \u00a0DALLAIRE et\u00a0M\u00e9lody DUB\u00c9-DANJOU (\u00e9dit\u00e9 par Paul MAYRAND) Texte et images \u00a92014 CC BY-SA 4.0, les auteurs La pr\u00e9sence d\u2019une seule paire d\u2019ailes a permis de d\u00e9terminer que ce sp\u00e9cimen appartient \u00e0 l\u2019ordre des dipt\u00e8res; en effet, chez ceux-ci, la seconde paire d\u2019ailes est r\u00e9duite en halt\u00e8res (1). Ensuite, \u00e0 l\u2019aide d\u2019un guide d\u2019identification [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[3],"tags":[21,13,20],"class_list":["post-88","post","type-post","status-publish","format-standard","hentry","category-especes","tag-asilidae","tag-diptera","tag-machimus"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Colin","author_link":"https:\/\/qmor.umontreal.ca\/en\/author\/favretc\/"},"uagb_comment_info":0,"uagb_excerpt":"Par Andr\u00e9anne \u00a0DALLAIRE et\u00a0M\u00e9lody DUB\u00c9-DANJOU (\u00e9dit\u00e9 par Paul MAYRAND) Texte et images \u00a92014 CC BY-SA 4.0, les auteurs La pr\u00e9sence d\u2019une seule paire d\u2019ailes a permis de d\u00e9terminer que ce sp\u00e9cimen appartient \u00e0 l\u2019ordre des dipt\u00e8res; en effet, chez ceux-ci, la seconde paire d\u2019ailes est r\u00e9duite en halt\u00e8res (1). Ensuite, \u00e0 l\u2019aide d\u2019un guide d\u2019identification&hellip;","_links":{"self":[{"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/posts\/88","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/comments?post=88"}],"version-history":[{"count":12,"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/posts\/88\/revisions"}],"predecessor-version":[{"id":3224,"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/posts\/88\/revisions\/3224"}],"wp:attachment":[{"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/media?parent=88"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/categories?post=88"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qmor.umontreal.ca\/en\/wp-json\/wp\/v2\/tags?post=88"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}