Peer-reviewed Articles

100 downloads
513 views

Trachemys (Testudines: Emydidae) represents one of the most well-known turtle genera today. The evolution of Trachemys, while being heavily documented with fossil representatives, is not well understood. Numerous fossils from the late Hemphillian Gray Fossil Site...

["Evolutionary Studies","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.4338
163 downloads
2,593 views

Comprising more than 800 extant species, the class Cephalopoda (octopuses, squid, cuttlefish, and nautiluses) is a fascinating group of marine conchiferan mollusks. Recently, the first cephalopod genome (of Octopus bimaculoides) was published, providing a genomic...

["Biodiversity","Ecology","Molecular Biology","Taxonomy"]
doi:10.7717/peerj.4331
124 downloads
835 views

The genus Scinax is one of the most specious genera of treefrogs of the family Hylidae. Despite the high number of potential new species of Scinax revealed in recent studies, the rate of species descriptions for Amazonia has been low in the last decade. A potential...

["Ecology","Taxonomy","Zoology"]
doi:10.7717/peerj.4321
94 downloads
1,128 views

Species within the scleractinian genus Pocillopora Lamarck 1816 exhibit extreme phenotypic plasticity, making identification based on morphology difficult. However, the mitochondrial open reading frame (mtORF) marker provides a useful genetic tool for identification...

["Genetics","Marine Biology","Taxonomy"]
doi:10.7717/peerj.4355
53 downloads
253 views

The mitochondrial genome of moss Mielichhoferia elongata has been sequenced and assembled with Spades genome assembler. It consists of 100,342 base pairs and has practically the same gene set and order as in other known bryophyte chondriomes. The genome contains...

["Biodiversity","Evolutionary Studies","Genomics","Plant Science","Taxonomy"]
doi:10.7717/peerj.4350
147 downloads
1,081 views

We studied the systematics of the subfamily Limenitidinae (Lepidoptera: Nymphalidae) using molecular methods to reconstruct a robust phylogenetic hypothesis. The molecular data matrix comprised 205 Limenitidinae species, four outgroups, and 11,327 aligned nucleotide...

["Biodiversity","Entomology","Taxonomy"]
doi:10.7717/peerj.4311
153 downloads
501 views

The systematics of grasses has advanced through applications of plastome phylogenomics, although studies have been largely limited to subfamilies or other subgroups of Poaceae. Here we present a plastome phylogenomic analysis of 250 complete plastomes (179 genera)...

["Biodiversity","Evolutionary Studies","Genomics","Plant Science","Taxonomy"]
doi:10.7717/peerj.4299
244 downloads
1,355 views

Calyptosuchus wellesi is a medium-sized desmatosuchian aetosaur common in Adamanian (early to middle Norian) age rocks from the Chinle Formation and Dockum Group of the Western United States. Known chiefly from osteoderms, this taxon has never been fully described...

["Paleontology","Taxonomy"]
doi:10.7717/peerj.4291
53 downloads
356 views

We revise the taxonomy of the myrmicine ants of the Monomorium monomorium species-group for the Arabian Peninsula. Six species are recognized: Monomorium aeyade Collingwood & Agosti, 1996, M. clavicorne André, 1881, M. exiguum Forel, 1894, M. holothir Bolton, 1987,...

["Entomology","Taxonomy"]
doi:10.7717/peerj.4277
179 downloads
1,150 views

Ichniotherium tracks with a relatively short pedal digit V (digit length ratio V/IV < 0.6) form the majority of yet described Late Carboniferous to Early Permian diadectomorph tracks and can be related to a certain diadectid clade with corresponding phalangeal...

["Evolutionary Studies","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.4346
181 downloads
1,019 views

Portunoidea is a diverse lineage of ecologically and economically important marine crabs comprising 8 families and 14 subfamilies. Closely related portunid subfamilies Caphyrinae and Thalamitinae constitute some of this group’s greatest morphological and taxonomic...

["Biodiversity","Evolutionary Studies","Marine Biology","Taxonomy","Zoology"]
doi:10.7717/peerj.4260
250 downloads
2,266 views

The horned Ceratopsidae represent one of the last radiations of dinosaurs, and despite a decade of intense work greatly adding to our understanding of this diversification, their early evolution is still poorly known. Here, two postorbital horncores from the upper...

["Evolutionary Studies","Paleontology","Taxonomy"]
doi:10.7717/peerj.4265
811 downloads
7,498 views

Massospondylus carinatus is a basal sauropodomorph dinosaur from the early Jurassic Elliot Formation of South Africa. It is one of the best-represented fossil dinosaur taxa, known from hundreds of specimens including at least 13 complete or nearly complete skulls....

["Evolutionary Studies","Paleontology","Taxonomy"]
doi:10.7717/peerj.4224
47 downloads
494 views

Anthropogenic pressures on aquatic systems have placed a renewed focus on biodiversity of aquatic macroinvertebrates. By combining classical taxonomy and DNA barcoding we identified 39 species of caddisflies from the Crooked River, a unique and sensitive system...

["Biogeography","Ecosystem Science","Entomology","Taxonomy","Freshwater Biology"]
doi:10.7717/peerj.4221
756 downloads
8,701 views

A new small-bodied ornithopod dinosaur, Diluvicursor pickeringi, gen. et sp. nov., is named from the lower Albian of the Eumeralla Formation in southeastern Australia and helps shed new light on the anatomy and diversity of Gondwanan ornithopods. Comprising an...

["Biogeography","Evolutionary Studies","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.4113

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