nˈɑːmɪnə nˈuːdə ðə plˈʊɹɹəl fˈɔːɹm ɑːɹ ɪnvˈælɪd, ænd ɑːɹ ðˈɛɹfoːɹ nˌɑːt ɪtˈælɪsˌaɪzd æz ɐ pɹˈɑːpɚ dʒənˈɛɹɪk nˈeɪm wʊd bˈiː.
Nomina nuda (the plural form) are invalid, and are therefore not italicized as a proper generic name would be.