Search Results - "Lupia, Richard"

Mid-Cretaceous megaspore floras from Maryland, USA by Lupia, Richard

“…Bulk maceration of unconsolidated Potomac Group sediments collected from 12 samples of middle-late Albian and early Cenomanian age on the Elk Neck Peninsula,…”
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Late Santonian Megaspore Floras from the Gulf Coastal Plain (Georgia, USA) by Lupia, Richard

“…Fossil megaspore floras from the Late Cretaceous of North America have been studied extensively, but primarily from the Western Interior Basin. Two new…”
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First occurrence of the boreal fossil wood Xenoxylon meisteri from the Jurassic of North America: Morrison Formation of central Montana, USA by Richmond, Dean, Lupia, Richard, Philippe, Marc, Klimek, Jason

“…Six specimens of the fossil wood Xenoxylon meisteri were discovered in the Upper Jurassic Morrison Formation of central Montana and are described herein. The…”
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Late Pennsylvanian–Early Permian vegetational transition in Oklahoma: Palynological record by Lupia, Richard, Armitage, John L.

“…The Wabunsee (Carboniferous: Virgilian) through Sumner (Permian: Leonardian) Groups of Oklahoma preserve a record of terrestrial and nearshore marine…”
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Late Pennsylvanian―Early Permian vegetational transition in Oklahoma: Palynological record: Dunkard Group Geology by LUPIA, Richard, ARMITAGE, John L

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Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record by Lupia, Richard

“…The Cretaceous angiosperm radiation offers an opportunity to examine patterns of morphological evolution in terrestrial plants and to compare them with…”
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Ferns diversified in the shadow of angiosperms by Pryer, Kathleen M, Schneider, Harald, Schuettpelz, Eric, Cranfill, Raymond, Magallón, Susana, Lupia, Richard

“…The rise of angiosperms during the Cretaceous period is often portrayed as coincident with a dramatic drop in the diversity and abundance of many seed-free…”
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Megaspores and Palynomorphs from the Lower Potomac Group of Maryland, U.S.A by Lupia, Richard

“…A new megaspore flora is described from lower Potomac Group sediments collected in Cecil County, northern Maryland. Ten genera and 13 species of megaspores are…”
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Comparing palynological abundance and diversity: implications for biotic replacement during the Cretaceous angiosperm radiation by Lupia, Richard, Lidgard, Scott, Crane, Peter R.

“…The Cretaceous radiation of angiosperms initiated a major reorganization of terrestrial plant communities as dominance by pteridophytic and gymnospermic groups…”
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Arcellites stellatus new species, a new megaspore from the Lower Cretaceous of Maryland, USA by Nowak, Michael D., Lupia, Richard

“…Dispersed megaspores with affinities to aquatic heterosporous ferns are relatively common in mesofossil assemblages from the Early Cretaceous to the Recent…”
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Palynological record of the Cretaceous angiosperm radiation: Diversity, abundance and morphological patterns by Lupia, Richard Anthony

“…During the Cretaceous, terrestrial ecosystems began to undergo a dramatic reorganization as angiosperms (flowering plants) radiated taxonomically, ecologically…”
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FROM THE EDITORS' DESKS by Westrop, Steve, Lupia, Richard, Dengler, Sandy

“…In particular, most files containing detailed locality information, specimens examined, character and character state descriptions, and data matrices are now…”
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Teasing Apart Molecular- Versus Fossil-based Error Estimates when Dating Phylogenetic Trees: A Case Study in the Birch Family (Betulaceae) by Forest, Félix, Savolainen, Vincent, Chase, Mark W, Lupia, Richard, Bruneau, Anne, Crane, Peter R

“…Fossils are widely used as calibration points in molecular-based dating studies, but their placement on a phylogenetic tree of extant species is always highly…”
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The Currency and Tempo of Extinction by Regan, Helen M., Lupia, Richard, Drinnan, Andrew N., Burgman, Mark A.

“…This study examines estimates of extinction rates for the current purported biotic crisis and from the fossil record. Studies that compare current and…”
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Reinvestigation of Ariadnaesporites varius Hall and Peake, 1968 emend. Hall, 1975 by Nowak, Michael D., Lupia, Richard

“…Ariadnaesporites varius Hall and Peake 1968 emend. Hall 1975 possesses all of the characteristics of the morphogenus, but its megaspores are differentiated…”
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A Preliminary Conspectus of the Allon Flora from the Late Cretaceous (Late Santonian) of Central Georgia, U.S.A by Herendeen, Patrick S., Magallon-Puebla, Susana, Lupia, Richard, Crane, Peter R., Kobylinska, Jolanta

“…A preliminary conspectus of the fossil flora from the Allon locality, in Crawford County central Georgia, documents the presence of at least 63 distinct plant…”
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ARCELLITES STELLATUS NEW SPECIES, A NEW MEGASPORE FROM THE LOWER CRETACEOUS OF MARYLAND, USA by NOWAK, MICHAEL D, LUPIA, RICHARD

“…Improved sampling and a better understanding of the morphology of fossils with affinities to these families are necessary to understand the origin and…”
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Paleobotanical data from fossil charcoal; an actualistic study of seed plant reproductive structures by Lupia, Richard

“…The exquisite preservation of fossil plant material achieved by charcoalification enables exceptionally detailed analyses. However, preservation by charcoal is…”
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Fossil flowers with Normapolles pollen from the Upper Cretaceous of southeastern North America by Sims, Hallie J., Herendeen, Patrick S., Lupia, Richard, Christopher, Raymond A., Crane, Peter R.

“…Three types of fossil flowers and fruits are described from the upper Santonian (Upper Cretaceous) Buffalo Creek Member of the Gaillard Formation in central…”
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A New Fossil Flower and Associated Coprolites: Evidence for Angiosperm‐Insect Interactions in the Santonian (Late Cretaceous) of Georgia, U.S.A by Lupia, Richard, Herendeen, Patrick S., Keller, Jennifer A.

“…Plant‐insect interactions are readily identifiable in the fossil record when insect activities cause damage to plant tissues, for example, leaf mining,…”
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