“…The genus Rhyssomatus, described by Schoenherr in 1837, has 176 species (O'Brien and Wibmer 1982, Wibmer and O'Brien 1986). In Mexico are the species Rhyssomatus debilis Champion , Rhyssomatus rufus Fabr., Rhyssomatus sculpticollis Champion, Rhyssomatus sculpturatus Champion, Rhyssomatus subcostatus Champion, Rhyssomatus subrufus Champion, Rhyssomatus pilosus Kissinger, Rhyssomatus yucatenus Champion, Rhyssomatus pruinosus (Boheman), Rhyssomatus morio Champion, and Rhyssomatus nigerrimus Champion (Kissinger 1962, Maes and O'Brien 1990, Salas-Araiza et al 2001, Morrone et al 2002). Some of the species' feed on plants of Fabaceae, Asclepiadaceae, Asteraceae, Myrtaceae, and Convolvulaceae families (Marshall 1929, Bondar 1942, Da Costa Lima 1956, Lanteri et al 2002).…”