? Your cited article agrees with my post.
As to the scientific method, the process begins with a working hypothesis (
a priori). The definition of terms in the hypothesis allows the gathering of evidence that supports or refutes the hypothesis. The hypothesis becomes a theory (
a posteriori) when it is repeatedly tested and confirmed through experiments and observations, demonstrating its validity and reliability. If the definition of what is being asserted and tested is vague then so is the evidence.
Defining and recognizing a species has been a controversial issue for a long time. To determine the variation and the limitation between species, many concepts have been proposed. When a taxonomist study a particular taxa, he/she must adopted a ...
pmc.ncbi.nlm.nih.gov
The debate over species concepts has produced a huge body of literature on how species can, may or should be delimited. By contrast, very few studies have documented how species taxa are delimited in practice. The aims of the present study were to (i) quantify the use of species criteria in...
pubmed.ncbi.nlm.nih.gov
Since ancient times, philosophers and taxonomists have tried to classify forms of life. This is what taxonomy is about: the science of identifying, naming, classifying, and describing organisms. In this article I address the issue of the species concept in tick taxonomy. While the typological...
pubmed.ncbi.nlm.nih.gov
Many phylogenetic systematists have criticized the Biological Species Concept (BSC) because it distorts evolutionary history. While defences against this particular criticism have been attempted, I argue that these responses are unsuccessful. In addition, I argue that the source of this problem...
pubmed.ncbi.nlm.nih.gov
An analysis of current publications on species problem reveals the radical discrepancy between the statements of species reality in nature and different number of these "realities" in light of different species concepts. It has been shown, that the only realities are populations, and "species"...
pubmed.ncbi.nlm.nih.gov
"Species" are invented, not discovered.
No one argues the micro-evolution theory.