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  1. 2001
    “…The nucleotide variation at the three DNA markers, that is, the nuclear internal transcribed spacer 2 (ITS2), the mitochondrial cytochrome c oxidase subunit I (COI), and the large ribosomal subunit rRNA (16S) fragments, was also studied and the resultant phylogenetic trees were evaluated. …”
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    Resolving the Taxonomic Status of Chamelea gallina and C. striatula (Veneridae, Bivalvia): A Combined Molecular Cytogenetic and Phylogenetic Approach
  2. 2002
    “…The final data set of 104 sequences of the mitochondrial cytochrome oxidase I (COI) gene was analyzed for K2P intraspecific and interspecific divergences, through tree-reconstruction methods (Neighbor-Joining, Maximum Likelihood and Bayesian inference), and by applying different models (ABGD, bPTP, GMYC) to partition the sequences according to the pattern of genetic variation. …”
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    Molecular and morphological identification of Biomphalaria species from the state of São Paulo, Brazil
  3. 2003
    “…Sequence divergence of mitochondrial DNA 12S rDNA and COI reveals this new species clusters with the Galkinius clade. …”
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    Galkinius Perreault, 2014 or Darwiniella (Anderson, 1992)? A new coral-associated barnacle sharing characteristics of these two genera in Pacific waters (Crustacea, Cirripedia, Thoracica, Pyrgomatidae)
  4. 2004
    “…The validity of the new species is also supported by a genetic comparison using sequences of the mitochondrial cytochrome c oxidase subunit I (COI). A revised key to known Leodice species is provided with a comparison of their morphological characteristics.…”
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    A new species of Leodice from Korean waters (Annelida, Polychaeta, Eunicidae)
  5. 2005
    por Huynh, Cuong, Veenstra, Anneke A.
    Publicado 2018
    “…This assertion was supported by the results of a phylogenetic analysis of DNA extracted and sequenced using 18S and COI regions from L. queenslandicus and two undescribed species from this genus. …”
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    Two new Lophoturus species (Diplopoda, Polyxenida, Lophoproctidae) from Queensland, Australia
  6. 2006
    “…Especially, when reference sample mixtures were assayed, these primer sets have still performed well but not the prevailing COI barcoding technology. These could assist in the discrimination and identification of other animal-derived medicines for their form of raw material, the pulverized and the complex.…”
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    A novel non-sequencing approach for rapid authentication of Testudinis Carapax et Plastrum and Trionycis Carapax by species-specific primers
  7. 2007
    por Strong, Ellen E., Bouchet, Philippe
    Publicado 2018
    “…Bayesian analysis of partial COI and 16S rDNA sequences demonstrates a placement in the Bittiinae, further extending our morphological concept of the subfamily.…”
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    A rare and unusual new bittiine genus with two new species from the South Pacific (Cerithiidae, Gastropoda)
  8. 2008
    “…Here, we conducted a 4‐year survey using the barcoding fragment of the mitochondrial COI gene to determine the distribution and diversity of Daphnia species found across the Plateau. …”
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    Daphnia diversity on the Tibetan Plateau measured by DNA taxonomy
  9. 2009
    “…The description of Gyraulus takhteevi sp. n. includes morphological characters and gene sequences (COI of mtDNA) for the species separation from sister taxon Gyraulus acronicus (A. …”
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    Description of a new species Gyraulus (Pulmonata: Planorbidae) from the land thermal spring Khakusy of Lake Baikal
  10. 2010
    “…We investigate mitochondrial (COI, 16S rDNA) and nuclear (ITS2, 28S rDNA) genetic structure of North East Atlantic lineages of Terebellides, a genus of sedentary annelids mainly inhabiting continental shelf and slope sediments. …”
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    A mega-cryptic species complex hidden among one of the most common annelids in the North East Atlantic
  11. 2011
    “…The present study examined mitochondrial cytochrome oxidase subunit I (COI) sequence divergence in 153 specimens of stream fishes belonging to four genera and three families, [(Amphilius and Zaireichthys (Amphiliidae); Chiloglanis (Mochokidae); and Hippopotamyrus (Mormyridae)], in the Eastern Zimbabwe Highlands (EZH) freshwater ecoregion to explore the extent to which the current taxonomy conceals the ichthyofaunal diversity in the region. …”
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    Evidence of hidden diversity and taxonomic conflicts in five stream fishes from the Eastern Zimbabwe Highlands freshwater ecoregion
  12. 2012
    “…In order to confirm the identification of samples collected from several localities, shell morphology, details of genital organs and two mitochondrial markers (COI and 16S) were investigated. The results of the molecular study, as well as the morphological and anatomical studies confirm the identification of all Tunisian samples as M. …”
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    New records of the endemic Sicilian land snail species Marmorana (Murella) muralis (O. F. Müller, 1774) from the north of Tunisia (Pulmonata, Gastropoda)
  13. 2013
    “…We provide a detailed generic diagnosis of Brephallus Wang et al., gen. n. Based on COI data, males, females and nymphs of three Pseudophoraspis species (P.clavellata Wang et al., 2013, P.recurvata Wang et al., 2013 and P.kabakovi Anisyutkin, 1999) were successfully matched. …”
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    Establishment of a new genus, Brephallus Wang et al., gen. nov. (Blattodea, Blaberidae, Epilamprinae) based on two species from Pseudophoraspis, with details of polymorphism in species of Pseudophoraspis
  14. 2014
    “…Molecular identification was based amplification the partial cytochrome oxidase subunit I (COI) gene region. Phylogenetic trees for sequences were generated and published GenBank accessions for each species were constructed. …”
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    Determination of Genetic Diversity in Chilo partellus, Busseola fusca, and Spodoptera frugiperda Infesting Sugarcane in Southern Malawi Using DNA Barcodes
  15. 2015
    “…Detailed description and illustrations of the new species are provided with molecular information based on the partial sequences of the mitochondrial cytochrome c oxidase subunit I (COI) and 16S ribosomal RNA (16S). This study also includes a key and discussion of known Timarete species from East Asia.…”
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    Timareteposteria, a new cirratulid species from Korea (Annelida, Polychaeta, Cirratulidae)
  16. 2016
    “…Molecular phylogenetic analysis using three genetic markers (COI, 16S, and 18S) showed that O.braziliensissp. n. is distinct from all other Osedax worms reported and is a sister species of O.frankpressi.…”
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    New species of bone-eating worm Osedax from the abyssal South Atlantic Ocean (Annelida, Siboglinidae)
  17. 2017
    “…(O.) pacifica by pairwise distance data for the 16S (282 bp) gene indicates that these species differ by 20–21%, while the COI gene (636 bp) indicates a difference of 16–17%. …”
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    A new species of Acartia (Copepoda, Calanoida) from the Philippines, based on morphological and molecular analyses
  18. 2018
    “…The genetic analysis with the markers COI, 16S, H3, and 5.8 S rRNA+ITS2 reveales a high support for Alabastrina and Otala as separate evolutionary lineages within the Otalini. …”
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    Anatomical and phylogenetic investigation of the genera Alabastrina Kobelt, 1904, Siretia Pallary, 1926, and Otala Schumacher, 1817 (Stylommatophora, Helicidae)
  19. 2019
    “…Recently, specimens from Cornwall, close to the type locality, were sampled, examined morphologically, and used to obtain COI gene sequences for this species. Molecular results permitted us to confirm the identity and presence of M.sanguinea along the French coasts and to highlight the presence of inaccurate sequences of this species on GenBank. …”
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    Guess who? On the importance of using appropriate name: case study of Marphysasanguinea (Montagu, 1813)
  20. 2020
    “…A phylogenetic analysis based on four genes (mitochondrial COI and nuclear NaK, POL2, and TPI) supports the current generic classification.…”
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    The West Palaearctic genera of Nematinae (Hymenoptera, Tenthredinidae)
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