phylesis

phylesis

(faɪˈliːsɪs)
n
(Biology) biology evolutionary events that modify an organism or group of organisms without leading to the formation of a new species
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References in periodicals archive ?
That this is a chance phenomenon is rejected as well as it representing the acme of human phylesis. Therefore it must be a function of TEP which in Bradley's words is the "peculiarly Caucasoid behavior, Caucasoid values, [and] Caucasoid psychology" (1981, 3, 2003).
Wood anatomy of Krameriaceae with comparisons with Zygophyllaceae: phylesis, ecology, and systematics.
Domination when viewed as a Caucasian cultural characteristic and not manifest destiny or the acme of human phylesis as propagandized puts a different light on Western civilization's practice of domination since its primordial contacts with ADP (Diop, 1978, 1991; Williams, 1976; Wobogo, 1976).
Morphology phylesis and biology of the peltate scale, stellate and tufted hairs in some malvaceae.
Progression to the habit of a submersed aquatic would probably be a necessary step in such a phylesis. Genera of Alismatales with emergent leaves, such as Sagittaria, have vessels in roots (Wagner, 1977; Tomlinson, 1983).