Search Results - "Turner, Alan H."

A review of Shamosuchus and Paralligator (Crocodyliformes, Neosuchia) from the Cretaceous of Asia by Turner, Alan H

“…The crocodyliform Shamosuchus is known from numerous Late Cretaceous localities in southern and eastern Mongolia and fragmentary remains from Uzbekistan. Seven…”
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Evolutionary structure and timing of major habitat shifts in Crocodylomorpha by Wilberg, Eric W., Turner, Alan H., Brochu, Christopher A.

“…Extant crocodylomorphs are semiaquatic ambush predators largely restricted to freshwater or estuarine environments, but the group is ancestrally terrestrial…”
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Braincase anatomy of the Paleocene crocodyliform Rhabdognathus revealed through high resolution computed tomography by Erb, Arthur, Turner, Alan H

“…Dyrosaurids were highly specialized, largely marine, relatives of living crocodylians, and one of the few archosaur lineages to survive the K-Pg extinction…”
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Enigmatic dinosaur precursors bridge the gap to the origin of Pterosauria by Ezcurra, Martín D., Nesbitt, Sterling J., Bronzati, Mario, Dalla Vecchia, Fabio Marco, Agnolin, Federico L., Benson, Roger B. J., Brissón Egli, Federico, Cabreira, Sergio F., Evers, Serjoscha W., Gentil, Adriel R., Irmis, Randall B., Martinelli, Agustín G., Novas, Fernando E., Roberto da Silva, Lúcio, Smith, Nathan D., Stocker, Michelle R., Turner, Alan H., Langer, Max C.

“…Pterosaurs were the first vertebrates to evolve powered flight 1 and comprised one of the main evolutionary radiations in terrestrial ecosystems of the…”
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A cerebellar substrate for cognition evolved multiple times independently in mammals by Smaers, Jeroen B, Turner, Alan H, Gómez-Robles, Aida, Sherwood, Chet C

“…Given that complex behavior evolved multiple times independently in different lineages, a crucial question is whether these independent evolutionary events…”
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Empirical and Bayesian approaches to fossil-only divergence times: A study across three reptile clades by Turner, Alan H, Pritchard, Adam C, Matzke, Nicholas J

“…Estimating divergence times on phylogenies is critical in paleontological and neontological studies. Chronostratigraphically-constrained fossils are the only…”
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Basal Dromaeosaurid and Size Evolution Preceding Avian Flight by Turner, Alan H, Pol, Diego, Clarke, Julia A, Erickson, Gregory M, Norell, Mark A

“…Fossil evidence for changes in dinosaurs near the lineage leading to birds and the origin of flight has been sparse. A dinosaur from Mongolia represents the…”
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Extreme ecosystem instability suppressed tropical dinosaur dominance for 30 million years by Whiteside, Jessica H, Sofie Lindström, Randall B. Irmis, Ian J. Glasspool, Morgan F. Schaller, Maria Dunlavey, Sterling J. Nesbitt, Nathan D. Smith, Alan H. Turner

“…A major unresolved aspect of the rise of dinosaurs is why early dinosaurs and their relatives were rare and species-poor at low paleolatitudes throughout the…”
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Complete Skeleton of a Late Triassic Saurischian and the Early Evolution of Dinosaurs by Nesbitt, Sterling J, Smith, Nathan D, Irmis, Randall B, Turner, Alan H, Downs, Alex, Norell, Mark A

“…Characterizing the evolutionary history of early dinosaurs is central to understanding their rise and diversification in the Late Triassic. However, fossils…”
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Was dinosaurian physiology inherited by birds? Reconciling slow growth in archaeopteryx by Erickson, Gregory M, Rauhut, Oliver W M, Zhou, Zhonghe, Turner, Alan H, Inouye, Brian D, Hu, Dongyu, Norell, Mark A

“…Archaeopteryx is the oldest and most primitive known bird (Avialae). It is believed that the growth and energetic physiology of basalmost birds such as…”
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Brain modularity across the theropod–bird transition: testing the influence of flight on neuroanatomical variation by Balanoff, Amy M., Smaers, Jeroen B., Turner, Alan H.

“…Living birds constitute the only vertebrate group whose brain volume relative to body size approaches the uniquely expanded values expressed by mammals. The…”
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New material of Beelzebufo, a hyperossified frog (Amphibia: Anura) from the late cretaceous of Madagascar by Evans, Susan E, Groenke, Joseph R, Jones, Marc E H, Turner, Alan H, Krause, David W

“…The extant anuran fauna of Madagascar is exceptionally rich and almost completely endemic. In recent years, many new species have been described and…”
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The monophyly of Susisuchidae (Crocodyliformes) and its phylogenetic placement in Neosuchia by Turner, Alan H, Pritchard, Adam C

“…Eusuchian crocodyliforms, which include all living crocodylians, have historically been characterized by two anatomical specializations: a ball-in-socket…”
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Extreme Modification of the Tetrapod Forelimb in a Triassic Diapsid Reptile by Pritchard, Adam C., Turner, Alan H., Irmis, Randall B., Nesbitt, Sterling J., Smith, Nathan D.

“…The tetrapod forelimb is one of the most versatile structures in vertebrate evolution, having been co-opted for an enormous array of functions. However, the…”
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Morphological and functional changes in the vertebral column with increasing aquatic adaptation in crocodylomorphs by Molnar, Julia L., Pierce, Stephanie E., Bhullar, Bhart-Anjan S., Turner, Alan H., Hutchinson, John R.

“…The lineage leading to modern Crocodylia has undergone dramatic evolutionary changes in morphology, ecology and locomotion over the past 200+ Myr. These…”
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Dietary flavanols and procyanidin oligomers from cocoa (Theobroma cacao) inhibit platelet function by Murphy, Karen J, Chronopoulos, Andriana K, Singh, Indu, Francis, Maureen A, Moriarty, Helen, PIke, Marilyn J, Turner, Alan H, Mann, Neil J, Sinclair, Andrew J

“…Background: Flavonoids may be partly responsible for some health benefits, including antiinflammatory action and a decreased tendency for the blood to clot. An…”
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A mid-Cretaceous tyrannosauroid and the origin of North American end-Cretaceous dinosaur assemblages by Nesbitt, Sterling J., Denton, Robert K., Loewen, Mark A., Brusatte, Stephen L., Smith, Nathan D., Turner, Alan H., Kirkland, James I., McDonald, Andrew T., Wolfe, Douglas G.

“…Late Cretaceous dinosaur assemblages of North America—characterized by gigantic tyrannosaurid predators, and large-bodied herbivorous ceratopsids and…”
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Integrating gross morphology and bone histology to assess skeletal maturity in early dinosauromorphs: new insights from Dromomeron (Archosauria: Dinosauromorpha) by Griffin, Christopher T, Bano, Lauren S, Turner, Alan H, Smith, Nathan D, Irmis, Randall B, Nesbitt, Sterling J

“…Understanding growth patterns is central to properly interpreting paleobiological signals in tetrapods, but assessing skeletal maturity in some extinct clades…”
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Crocodyliform biogeography during the Cretaceous: evidence of Gondwanan vicariance from biogeographical analysis by Turner, Alan H.

“…Explanations of the distributions of terrestrial vertebrates during the Mesozoic are currently vigorously contested and debated in palaeobiogeography. Recent…”
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The theropod furcula by Nesbitt, Sterling J., Turner, Alan H., Spaulding, Michelle, Conrad, Jack L., Norell, Mark A.

“…The furcula is a structure formed by the midline fusion of the clavicles. This is the element which is unique to theropods and is important for understanding…”
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