tegundarheiti
Tegundarheiti is the Icelandic term for the specific epithet in binomial nomenclature, the two-part scientific name used for living organisms. In a species name, the genus and the tegundarheiti together identify one species, for example Homo sapiens, where Homo is the genus and sapiens is the tegundarheiti. The tegundarheiti alone does not name a species; it must accompany its genus.
Formation and conventions vary by biological group, but several common rules apply. The tegundarheiti is typically
Taxonomic rules governing tegundarheiti are provided by the relevant nomenclatural codes, such as the International Code
Usage and purpose: the tegundarheiti helps distinguish closely related species within a genus and provides a