High-level systematics and phylogeny of the extant scorpions (Scorpiones: Orthosterni) Author Soleglad, Michael E. Author Fet, Victor text Euscorpius 2003 2003-12-26 2003 11 1 175 http://dx.doi.org/10.18590/euscorpius.2003.vol2003.iss11.1 journal article 10.18590/euscorpius.2003.vol2003.iss11.1 1536-9307 13237351 86191695-B841-4C9D-BFF2-CBC76D1861BA Tribe Megacormini Kraepelin, 1905 Type Genus. Megacormus Karsch, 1881 . Composition. This tribe includes two genera: Megacormus and Plesiochactas (Soleglad & Sissom, 2001) . Distribution . North America ( Mexico ). Taxonomic history . The tribe was established by Soleglad & Sissom (2001). Diagnosis . See Soleglad & Sissom (2001) for details.