Peer-reviewed Articles - Biology

25 downloads
206 views

Identifying species groups is an important yet difficult task, with there being no single accepted definition as to what constitutes a species, nor a set of criteria by which they should be delineated. Employing the General Lineage Concept somewhat circumvents...

["Biodiversity","Genetics","Molecular Biology","Taxonomy"]
doi:10.7717/peerj.3310
81 downloads
661 views

Background Discovered on the southern margin of the North Sea Basin, “Phoca” vitulinoides represents one of the best-known extinct species of Phocidae. However, little attention has been given to the species ever since its original 19th century description. Newly...

["Evolutionary Studies","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.3316
61 downloads
310 views

The Early to Late Oligocene Propalaeocastor is the earliest known beaver genus from Eurasia. Although many species of this genus have been described, these species are defined based on very fragmentary specimens. Propalaeocastor irtyshensis from the Early Oligocene...

["Biogeography","Evolutionary Studies","Paleontology","Taxonomy"]
doi:10.7717/peerj.3311
168 downloads
636 views

The fossil record of Australian pterosaurs is sparse, consisting of only a small number of isolated and fragmentary remains from the Cretaceous of Queensland, Western Australia and Victoria. Here, we describe two isolated pterosaur teeth from the Lower Cretaceous...

["Paleontology","Taxonomy"]
doi:10.7717/peerj.3256
137 downloads
713 views

Taxonomic classification of archaeal and bacterial viruses is challenging, yet also fundamental for developing a predictive understanding of microbial ecosystems. Recent identification of hundreds of thousands of new viral genomes and genome fragments, whose hosts...

["Bioinformatics","Genomics","Taxonomy","Virology"]
doi:10.7717/peerj.3243
626 downloads
3,021 views

Diplodocids are among the best known sauropod dinosaurs. Numerous specimens of currently 15 accepted species belonging to ten genera have been reported from the Late Jurassic to Early Cretaceous of North and South America, Europe, and Africa. The highest diversity...

["Paleontology","Taxonomy"]
doi:10.7717/peerj.3179
107 downloads
625 views

Thousands of vertebrate fossils have been recovered from the Gray Fossil Site, Tennessee, dating to the Miocene-Pliocene boundary. Among these are but eight specimens of bats representing two different taxa referable to the family Vespertilionidae. Comparison of...

["Biogeography","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.3263
57 downloads
277 views

Background The Eocene was the warmest epoch of the Cenozoic and recorded the appearance of several orders of modern mammals, including the first occurrence of Euprimates. During the Eocene, Euprimates were mainly represented by two groups, adapiforms and omomyiforms,...

["Anthropology","Biodiversity","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.3239
98 downloads
661 views

Previous studies of African mole-rats of the genera Heliophobius and Fukomys (Bathyergidae) in the regions of East and south central Africa have revealed a diversity of species and vicariant populations, with patterns of distribution having been influenced by the...

["Biodiversity","Biogeography","Evolutionary Studies","Taxonomy","Zoology"]
doi:10.7717/peerj.3214
151 downloads
586 views

New Pleistocene fossilized turtle remains from five localities of western Ecuador (Santa Elena Province) are described here. All these shell (carapace and plastron) fossil remains come from the Tablazo Formation and belong to three different lineages of cryptodires...

["Biodiversity","Evolutionary Studies","Paleontology","Taxonomy","Histology"]
doi:10.7717/peerj.3215
202 downloads
1,010 views

Metoposaurids are temnospondyl amphibians that are commonly recovered from the Chinle Formation deposits of North America. Two species, Koskinonodon perfectus and Apachesaurus gregorii, are known from Petrified Forest National Park (PEFO), AZ. Small, elongate intercentra...

["Evolutionary Studies","Paleontology","Taxonomy","Histology"]
doi:10.7717/peerj.3183
56 downloads
362 views

Ostracods are small bivalved crustaceans widely distributed in aquatic environments and in total 99 species have been recorded in genus Euphilomedes Kornicker, 1967. In this study, we further describe two new species of benthic ostracods in this genus, Euphilomedes...

["Biodiversity","Marine Biology","Taxonomy","Zoology"]
doi:10.7717/peerj.3146
272 downloads
2,162 views

Artificial reefs created by deliberately sinking ships off the coast of the Florida Keys island chain are providing new habitat for marine invertebrates. This newly developing fouling community includes the previously reported invasive orange tube coral Tubastraea...

["Biodiversity","Conservation Biology","Marine Biology","Taxonomy","Zoology"]
doi:10.7717/peerj.3158
166 downloads
959 views

Aims Mountain ranges in the tropics are characterised by high levels of localised endemism, often-aberrant evolutionary trajectories, and some of the world’s most diverse regional biotas. Here we investigate the evolution of montane endemism, ecology and body size...

["Biodiversity","Biogeography","Taxonomy"]
doi:10.7717/peerj.3077
245 downloads
1,587 views

Identification and quantification of microorganisms is a significant step in studying the alpha and beta diversities within and between microbial communities respectively. Both identification and quantification of a given microbial community can be carried out...

["Bioinformatics","Computational Biology","Genomics","Microbiology","Taxonomy"]
doi:10.7717/peerj.3138

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