Sentence:  According to this system, each organism, whether plant or animal, bears two names : the first is generic name and second is the <WSD>species name</WSD>. [...] For example, the scientific name of modern man is "Homo sapiens sapiens", where "Homo" is the generic name, and "sapiens" is the <WSD>species name</WSD>. 
Meaning of the word marked with <WSD> tags:  specific epithet, species epithet, specific name