Long thought to either be a Subspecies or color variation of Solenopsis invicta, the Black Imported Fire Ant (Solenopsis richteri) is now recognized as its own species with a demonstratably different range and living habits. The Black Imported Fire Ant seems to be less tolerant of cold and less of a dominant species, and its northern and southern ranges are much less extensive. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Phyla Porifera (sponges) Ctenophora (comb jellies) Cnidaria Placozoa Bilateria  Acoelomorpha  Orthonectida  Rhombozoa  Myxozoa  Superphylum Deuterostomia     Chordata (vertebrates, etc. ... Subphyla and Classes Subphylum Trilobitomorpha Trilobita - Trilobites (extinct) Subphylum Chelicerata Arachnida - Spiders, Scorpions, etc. ... A database query syntax error has occurred. ... Suborders Apocrita Symphyta Many families, see article Hymenoptera is one of the larger orders of Insects, comprising the sawflies, wasps, bees, and ants. ... Superfamilies Apoidea Ceraphronoidea Chalcidoidea Chrysidoidea Cynipoidea Evanoidea Ichneumoidea Megalyroidea Procotupoidea Sphecoidea Stephanoidea Triganalyoidea Vespoidea Many families, see article Apocrita is a group of insects, a taxonomic sub-order of the order Hymenoptera. ... Vespoidea is a Superfamily of Order Hymenoptera of Class Insecta, although other taxonomic schemes may vary in this categorization. ... Subfamilies Formicomorph subfamilies Aneuretinae Dolichoderinae Formicinae - e. ... Tribes Basicerotini Dacetini Phalacromyrmecini Cephalotini Attini Blepharidattini Stenammini Solenopsidini Myrmicini Tetramoriini Pheidolini Crematogastrini Meranoplini Formicoxenini Melissotarsini Myrmecinini The Myrmicinae are a subfamily of Ants. ... Species 266, see text Solenopsis is a genus of ant, of which there are 266 species. ... In biology, binomial nomenclature is a standard convention used for naming species. ... 1972 was a leap year that started on a Saturday. ... In taxonomy, a subspecies is the taxon immediately subordinate to a species. ... Binomial name Solenopsis invicta Santschi, 1916 The Red Imported Fire Ant (Solenopsis invicta), or simply fire ant, is one of the 266 species of stinging ant in the widespread genus Solenopsis. ...