What are the two ways to write a scientific name?

Answer 1

One way is Genus and species with both italicized.

The other way is Genus, species and author The author is the person who originally gave it that name. Also, only the first few letters of the author's name is typically used, as in Linn. for Linnaeus.

Answer 2

The two ways to write a scientific name are italicized and capitalized (e.g., Homo sapiens) or underlined when handwriting (e.g., Homo sapiens). The genus is written first and is always capitalized, while the species is written second and is always in lowercase.