Search Results - "Jarzen, David M"
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Early steps of angiosperm-pollinator coevolution
Published in Proceedings of the National Academy of Sciences - PNAS (08-01-2008)“…The hypothesis that early flowering plants were insect-pollinated could be tested by an examination of the pollination biology of basal angiosperms and the…”
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Exceptionally well preserved late Quaternary plant and vertebrate fossils from a blue hole on Abaco, The Bahamas
Published in Proceedings of the National Academy of Sciences - PNAS (11-12-2007)“…We report Quaternary vertebrate and plant fossils from Sawmill Sink, a "blue hole" (a water-filled sinkhole) on Great Abaco Island, The Bahamas. The fossils…”
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Spinizonocolpites prominatus (McIntyre) Stover & Evans: fossil Nypa pollen, taxonomy, morphology, global distribution, and paleoenvironmental significance
Published in New Zealand journal of geology and geophysics (03-07-2023)“…The fossil species Monosulcites prominatus was described from Early Eocene sediments in Canterbury, New Zealand. It resembles the pollen of the mangrove palm…”
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Biostratigraphic analysis of a Late Pleistocene to Holocene section from Punta Pescador, eastern Venezuela
Published in Palynology (02-07-2024)“…A biostratigraphic study was undertaken on a shallow borehole drilled to 90 meters in the easternmost Orinoco Delta, Venezuela. Twenty-eight samples were…”
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Hornwort (Anthocerotopsida) Spores in Late Quaternary Wetland Sediments and Dryland Soils, Rapa Nui (Easter Island)
Published in Palynology (02-01-2022)“…Several paleoecological studies over the last decade examining plant microfossils in Late Quaternary wetland sediment cores and dryland soil samples from…”
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Palaeocene–Eocene Miospores from the Chicxulub Impact Crater, Mexico. Part 1: Spores and Gymnosperm Pollen
Published in Palynology (02-07-2020)“…In the summer of 2016, the International Ocean Discovery Program (IODP) Expedition 364 cored through the post-impact strata of the end-Cretaceous Chicxulub…”
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Palynology from Ground Zero of the Chicxulub Impact, Southern Gulf of Mexico
Published in Palynology (03-04-2021)“…Palynological analysis of Site M0077A in the Chicxulub impact crater has yielded a record of the immediate Cretaceous/Paleogene (K/Pg) recovery from ground…”
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Eusporangiate Ferns from the Dakota Formation, Minnesota, U.S.A
Published in International journal of plant sciences (01-05-2006)“…Fossil records of the eusporangiate fern family Marattiaceae are common in Paleozoic and early Mesozoic sediments. However, whether this family occurred during…”
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Paleocene–Eocene Palynomorphs from the Chicxulub Impact Crater, Mexico. Part 2: Angiosperm Pollen
Published in Palynology (02-07-2020)“…At the end of the Cretaceous Period, an asteroid collided with the Earth and formed the Chicxulub impact structure on the Yucatán Platform. International Ocean…”
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Late Cretaceous (Turonian) Angiosperm Pollen from Tanzania: A Glimpse of Past Vegetation from a Warmer Climate
Published in Palynology (02-10-2019)“…Exceptionally well-preserved palynomorphs were recovered from a Turonian section cored in Tanzania. Here we provide an in-depth evaluation of the terrestrial…”
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The fossil pollen tetrad Quadripollis krempii Drugg 1967; morphology, palaeogeography and botanical affinity
Published in Palynology (22-12-2017)“…Quadripollis krempii was described by Drugg 1967 from Maastrichtian deposits in California and has been reported from the Albian to Paleocene of the western…”
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Grimsdalea magnaclavata Germeraad, Hopping & Muller: An Enigmatic Pollen Type from the Neogene of Northern South America
Published in Palynology (01-06-2012)“…Grimsdalea magnaclavata was first described by Germeraad, Hopping and Muller from Miocene and Pliocene deposits of northern South America, specifically…”
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Environmental Significance of Abundant and Diverse Hornwort Spores in a Potential Submerged Paleoindian Site in the Gulf of Mexico
Published in Palynology (01-12-2012)“…A palynological analysis of sediments sampled from core HI-178, offshore High Island, Texas, provided a diverse and well-preserved palynoflora. The main…”
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A Preliminary Investigation of a Lower to Middle Eocene Palynoflora from Pine Island, Florida, USA
Published in Palynology (01-12-2010)“…A small but diverse assemblage of pollen, spores and marine phytoplankton recovered from a single, lignitic clay sample of the lower to middle Eocene strata…”
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Palynology and Paleoecology of the Middle Miocene Alum Bluff Flora, Liberty County, Florida, USA
Published in Palynology (01-12-2010)“…A diverse assemblage of pollen, spores and fungal elements recovered from deltaic or pro-deltaic sediments of the Alum Bluff Group (Middle Miocene) in the…”
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New species of the late Cenozoic fungal form-genus Mediaverrunites Jarzen & Elsik 1986 ex Nandi & Sinha 2007
Published in Palynology (01-02-2009)“…New species of the fungal form-genus Mediaverrunites Jarzen & Elsik 1986 ex Nandi & Sinha 2007 are described from tropical to warm temperate Neogene strata…”
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Pollen with Viscin Threads from the Late Cretaceous and Paleocene, Mérida Andes, Western Venezuela
Published in Palynology (01-12-2009)“…Fossil pollen exhibiting viscin threads are reported from Upper Cretaceous and Paleocene deposits in western Venezuela. The sediments were deposited in a…”
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Pollen From the Exoskeletons of Stable Flies, Stomoxys calcitrans (Linnaeus 1758), in Gainesville, Florida, U.S.A
Published in Palynology (01-01-2008)“…Stable flies are an important pest of humans and livestock. Despite being blood feeders, they also visit flowers to eat nectar. Stable flies with pollen…”
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MIDDLE EOCENE TERRESTRIAL PALYNOMORPHS FROM THE DOLIME MINERALS AND GULF HAMMOCK QUARRIES, FLORIDA, U.S.A
Published in Palynology (01-01-2006)“…A small but diverse assemblage of pollen and spores recovered from marine sediments of the Avon Park Formation (middle Eocene) in west central Florida,…”
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