Preprints (not yet peer-reviewed)

38 downloads
389 views

Several studies have demonstrated the contribution of northern immigrants to the flora of the tropical Andes – the world’s “hottest” biodiversity hotspot. However, much less is known about the biogeographic history and diversification of Andean groups with southern...

["Biogeography","Plant Science","Taxonomy"]
doi:10.7287/peerj.preprints.3330v1
123 downloads
1,230 views

The classification of Cannabis varieties has been increasingly discussed in the past years, particularly in the wake of emerging legal markets, with implications for intellectual property development, marketing and improvement of the scientific understanding of...

["Agricultural Science","Biochemistry","Biodiversity","Plant Science","Taxonomy"]
doi:10.7287/peerj.preprints.3307v1
15 downloads
116 views

The Antony John Sutcliffe Collection is a unique taphonomic reference collection held within the Department of Earth Sciences at the Natural History Museum (NHM). Sutcliffe was the Curator of Fossil Mammal at the NHM from 1957 to 1987, during which time he collected...

["Animal Behavior","Ecology","Paleontology","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.3280v1
32 downloads
130 views

Background: India is one of the mega biodiverse countries with a large number of endemic freshwater fishes. Recently, species of genus Horaglanis (family: Clariidae) have been reported from the southern part of India. Due to their unique morphological adaptations,...

["Aquaculture, Fisheries and Fish Science","Evolutionary Studies","Genetics","Taxonomy"]
doi:10.7287/peerj.preprints.3251v1
18 downloads
115 views

The Callovian Oxford Clay of England has yielded a rich and diverse marine fauna, mainly discovered and described by Alfred Leeds. However, occasionally it also brought forth terrestrial fossils, including four isolated cases of sauropod remains, one of a stegosaurid,...

["Evolutionary Studies","Paleontology","Taxonomy","Zoology","Anatomy and Physiology"]
doi:10.7287/peerj.preprints.3243v1
21 downloads
138 views

The Middle Jurassic was a pivotal time for many vertebrate groups: recent research suggests mammals experienced a surge in ecological diversity at this time. However, vertebrate fossils from the Middle Jurassic are rare. Until now, Middle Jurassic mammals in the...

["Evolutionary Studies","Paleontology","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.3232v1
60 downloads
170 views

Convergent evolution can provide insights into the predictability of, and constraints on, the evolution of biodiversity. One striking example of convergence is seen in the ‘river dolphins’. The four dolphin genera that make up the ‘river dolphins’ (Inia geoffrensis,...

["Evolutionary Studies","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.3222v1
182 downloads
606 views

Background. Taxonomic classification of marker-gene sequences is an important step in microbiome analysis. Results. We present q2-feature-classifier (https://github.com/qiime2/q2-feature-classifier), a QIIME 2 plugin containing several novel machine-learning and...

["Bioinformatics","Microbiology","Taxonomy"]
doi:10.7287/peerj.preprints.3208v1
86 downloads
152 views

The Geraniales Phylogeny Poster (GPP) depicts the phylogenetic relationships between the five families of the order recognized here: Geraniaceae, Hypseocharitaceae, Vivianiaceae, Francoaceae, and Melianthaceae – down to the genus level – based on past and most...

["Biodiversity","Evolutionary Studies","Plant Science","Taxonomy","Science and Medical Education"]
doi:10.7287/peerj.preprints.3127v1
134 downloads
1,262 views

The sparse dinosaur record of eastern North America has rendered the dinosaurs of the Late Cretaceous landmass of Appalachia obscure. This landmass, isolated from the western landmass Laramidia by a great inland sea known as the Western Interior Seaway, may have...

["Biogeography","Ecology","Paleontology","Taxonomy"]
doi:10.7287/peerj.preprints.3105v1
210 downloads
1,263 views

For almost the entirely of the latter half of the Cretaceous, the continent of North America was divided into two sections, Laramidia in the west and Appalachia in the east. Unfortunately, this latter landmass recorded only a sparse fossil record of dinosaurs,...

["Biogeography","Paleontology","Taxonomy"]
doi:10.7287/peerj.preprints.3097v3
74 downloads
384 views

Garnett and Christidis (2017) slammed taxonomy for hampering conservation. They painted a picture of capricious taxonomists arbitrarily creating or dismissing species and claimed “the scientific community's failure to govern taxonomy threatens the effectiveness...

["Biodiversity","Conservation Biology","Taxonomy"]
doi:10.7287/peerj.preprints.3060v1
50 downloads
124 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","Zoology"]
doi:10.7287/peerj.preprints.3034v1
135 downloads
522 views

We herein examine the only known non-planispirally coiled early Devonian ammonoid, the holotype specimen of Ivoites opitzi, to investigate if the host was encrusted in vivo and if these sclerobionts were responsible for the trochospiral coiling observed on this...

["Ecology","Paleontology","Taxonomy"]
doi:10.7287/peerj.preprints.2479v2
39 downloads
186 views

Correct identification of forensically important insects, such as flies in the family Calliphoridae, is a crucial step for them to be used as evidence in legal investigations. Traditional identification based on morphology has been effective, but has some limitations...

["Biodiversity","Entomology","Molecular Biology","Taxonomy","Veterinary Medicine"]
doi:10.7287/peerj.preprints.3014v1
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