Results 51 to 60 of about 20,207 (248)
The insect collection at the St. Petersburg Zoological Institute, Russian Academy of Sciences (ZISP) is one of the largest in the world, housing over 20 million curated specimens. This catalog documents the holotypes and lectotypes of plant bugs (family
Fedor Konstantinov, Vladimir Neimorovets
doaj +1 more source
Looking for Lepiota psalion Huijser & Vellinga (Agaricales, Agaricaceae) [PDF]
Lepiota psalion is fully described based on a recent collection from Sardinia (Italy) and the holotype. NrITS- and nrLSU-based phylogeny demonstrates that sequences deposited in GenBank as “L.
Alfredo Vizzini +4 more
doaj +3 more sources
Abstract The upper carbonate concretion levels of the Romualdo Formation (Aptian, Brazil) have yielded several theropod dinosaur remains, including spinosaurids and the coelurosaurs Santanaraptor placidus and Mirischia asymmetrica, the phylogenetic affinities of which are controversial.
Rafael Delcourt +4 more
wiley +1 more source
Abstract The ray‐finned fishes include one out of every two species of living vertebrates on Earth and have an abundant fossil record stretching 380 million years into the past. The division of systematic knowledge of ray‐finned fishes between paleontologists working on extinct animals and neontologists studying extant species has obscured the ...
Jack Stack
wiley +1 more source
Abstract Hadrosaurid dinosaurs are generally regarded as “crested” or “non‐crested” depending on the presence or absence of a bony cranial crest. At least one supposedly “non‐crested” hadrosaur is known to have possessed a soft tissue cranial crest (or comb), based on an exceptionally preserved “mummified” specimen. Here we redescribe this specimen and
Henry S. Sharpe +4 more
wiley +1 more source
Three new yeast species of Vishniacozyma (Bulleribasidiaceae, Tremellales) from different habitats [PDF]
In this study, three new basidiomycetous yeast species of the genus Vishniacozyma are proposed for strains isolated from soil, Scolytus scolytus frass, fruits and kombucha tea. A complex analysis of the new isolates together with the described species by
Aleksandra N. Poliakova +8 more
doaj +3 more sources
Osteohistological sampling on different bones of theropod dinosaur documents discrepant age record, growth, and metabolism. This could result unprecise paleobiological inferences if samplings are based on single bones. However, multi‐bone sampling can attenuate these discrepancies, helping to infer growth dynamics and physiology of these extinct ...
Geovane Alves de Souza +3 more
wiley +1 more source
Revision of Lineostethus (Heteroptera: Pentatomidae: Discocephalini)
Lineostethus Ruckes, 1966 has four species, L. clypeatus (Stål, 1862), L. graziae Hildebrand & Becker, 1982, L. marginellus (Stål, 1872), and L. tenebricornis (Ruckes, 1957); mostly restricted to Central America, but with distribution records in the ...
Thereza de Almeida Garbelotto +2 more
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Systematics of putative euparkeriids (Diapsida: Archosauriformes) from the Triassic of China [PDF]
The South African species Euparkeria capensis is of great importance for understanding the early radiation of archosauromorphs (including archosaurs) following the Permo–Triassic mass extinction, as most phylogenetic analyses place it as the sister taxon
Roland B. Sookias +3 more
doaj +2 more sources

