Contemporary Philosophy and Methods for Studying Speciation and Delimiting Species

نویسندگان

چکیده

Species delimitation is a first step for realizing the extent of biodiversity and relevant all downstream applications in biology. The production large genome-scale datasets non-model organisms combined with development methodological tools have allowed researchers to examine fine-scale processes speciation such as timing origin, degree migration, population-size changes, selection, drift, recombination. Studies using reptiles amphibians have, part, paved way use methods exploring delimitation. While these methodologies improved our understanding diversification, are far from agreeing upon set criteria delimit species. In cases where genetic lineages discovered that unique geographic areas, usually agree two entities exist. Disagreement about taxonomic status often centers on reproductive isolation between taxa probability remaining distinct. However, frequently inferred without examining gene flow, nature hybrid zones, or determining amount type introgression. Here, we review some vexing problems delimiting amphibians, which include by distance, flow differential allelic introgression, zone dynamics, genomic islands divergence. We also respond recent literature criticizing model-based species North American snakes context advancements address how scientists can move forward studies speciation.

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ژورنال

عنوان ژورنال: Ichthyology & herpetology

سال: 2021

ISSN: ['2766-1520', '2766-1512']

DOI: https://doi.org/10.1643/h2020073