Ae ui i lea, o nisi taimi e iai ni feeseeseaiga i le va o suesuega molecular ma morphological; e mafai ona faʻavasegaina i ni ituaiga se lua: (i) tasi le morphology, tele laina (eg morphological convergence, cryptic species) ma (ii) tasi le laina, tele morphologies (eg phenotypic plasticity, tele life-cycle stages). Talu ai o le protists o se atoa o le paraphyletic system, e masani ona faigofie ona lafoaʻi pe vaeluaina le malo, nai lo le togafitia o le protist groups o ni laina eseese eucotes.
e lē o ni tagata e toʻatasi