Results 31 to 40 of about 4,231,448 (381)

PPNID : a reference database and molecular identification pipeline for plant-parasitic nematodes [PDF]

open access: yes, 2020
Motivation: The phylum Nematoda comprises the most cosmopolitan and abundant metazoans on Earth and plant-parasitic nematodes represent one of the most significant nematode groups, causing severe losses in agriculture.
Bert, Wim   +5 more
core   +1 more source

Standardized nuclear markers improve and homogenize species delimitation in Metazoa

open access: yesMethods in Ecology and Evolution, 2022
Species are the fundamental units of life and evolution. Their recognition is essential for science and society. Molecular methods have been increasingly used for the identification of animal species, despite several challenges.
Lars Dietz   +16 more
semanticscholar   +1 more source

Phylogenomic Assessment of Biodiversity Using a Reference-Based Taxonomy: An Example With Horned Lizards (Phrynosoma)

open access: yesFrontiers in Ecology and Evolution, 2021
Phylogenomic investigations of biodiversity facilitate the detection of fine-scale population genetic structure and the demographic histories of species and populations.
Adam D. Leaché   +7 more
doaj   +1 more source

Using natural history to guide supervised machine learning for cryptic species delimitation with genetic data

open access: yesFrontiers in Zoology, 2022
The diversity of biological and ecological characteristics of organisms, and the underlying genetic patterns and processes of speciation, makes the development of universally applicable genetic species delimitation methods challenging.
Shahan Derkarabetian   +2 more
semanticscholar   +1 more source

Excluding spatial sampling bias does not eliminate oversplitting in DNA‐based species delimitation analyses

open access: yesEcology and Evolution, 2021
DNA barcoding and DNA‐based species delimitation are major tools in DNA taxonomy. Sampling has been a central debate in this context, because the geographical composition of samples affects the accuracy and performance of DNA barcoding.
Daniel Lukic   +4 more
doaj   +1 more source

Integrative species delimitation helps to find the hidden diversity of the leaf-litter frog Ischnocnema manezinho (Garcia, 1996) (Anura, Brachycephalidae), endemic to the southern Atlantic Forest [PDF]

open access: yesPeerJ, 2023
Background The delimitation of cryptic species is a challenge for biodiversity conservation. Anurans show high cryptic diversity levels, and molecular species delimitation methods could help identify putative new species.
Caroline Batistim Oswald   +4 more
doaj   +2 more sources

How to fail at species delimitation [PDF]

open access: yesMolecular Ecology, 2013
AbstractSpecies delimitation is the act of identifying species‐level biological diversity. In recent years, the field has witnessed a dramatic increase in the number of methods available for delimiting species. However, most recent investigations only utilize a handful (i.e. 2–3) of the available methods, often for unstated reasons.
Jordan D. Satler   +3 more
openaire   +3 more sources

Genome-wide species delimitation analyses of a silverside fish species complex in central Mexico indicate taxonomic over-splitting

open access: yesBMC Ecology and Evolution, 2022
Background Delimiting species across a speciation continuum is a complex task, as the process of species origin is not generally instantaneous. The use of genome-wide data provides unprecedented resolution to address convoluted species delimitation cases,
Victor Julio Piñeros   +5 more
doaj   +1 more source

Disentangling the identity of Lebertia porosa Thor, 1900 using integrative taxonomy (Acari: Hydrachnidia)

open access: yesEuropean Journal of Taxonomy, 2022
Initial analyses of DNA barcode data from Norwegian populations attributed to the water mite Lebertia porosa Thor, 1900 revealed large genetic divergence and potentially cryptic species-level diversity.
Valentina Tyukosova   +3 more
doaj   +1 more source

How to Accurately Delineate Morphologically Conserved Taxa and Diagnose Their Phenotypic Disparities: Species Delimitation in Cryptic Rhinolophidae (Chiroptera)

open access: yesFrontiers in Ecology and Evolution, 2022
Systematics and taxonomy are the backbone of all components of biology and ecology, yet cryptic species present a major challenge for accurate species identification.
Ada Chornelia, J. Lu, Alice C Hughes
semanticscholar   +1 more source

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