A genus is composed of a number
of related species. A genus is a taxonomic rank in the classification of organisms
between the family and the species. A
genus contains a group or related species of organisms exhibiting common
attributes. A genus name constitutes the first part of the binomial species
name for individual species within the genus. For example, Felis is a genus
within the family Felidae. Felis catus and Felis silvestris are the two species
within the genus.