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pro vyhledávání: '"Joyce Lucas‐Clark"'
Autor:
Ali Soliman, Joyce Lucas-Clark
Publikováno v:
Review of Palaeobotany and Palynology. 252:29-40
Sediments of the late Miocene of Lake Pannon have been studied extensively for preserved fauna and flora. Processed samples have yielded many well-preserved species of dinoflagellate cysts. Ultra-high-resolution core samples (sampled at 0.5 cm interv
Autor:
Joyce Lucas-Clark, James B. Riding
Occasionally (and fortunately), circumstances and timing combine to allow an individual, almost singlehandedly, to generate a paradigm shift in his or her chosen field of inquiry. William R. (‘Bill’) Evitt (1923-2009) was such a person. During hi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7774bfc7ea933e483389cdf2f4ad9daf
Autor:
Joyce Lucas‐Clark
Publikováno v:
Palynology. 31:205-217
Autor:
Joyce Lucas-Clark
Publikováno v:
Palynology. 31:205-217
The ‘Middle’ Cretaceous of the Northern California Coast Ranges has yielded unusually well-preserved specimens of Litosphaeridium, some of which (Litosphaeridium arundum, Litosphaeridium bacar, Litosphaeridium conispinum, and Litosphaeridium siph
Autor:
Joyce Lucas-Clark
Publikováno v:
Palynology. 30:183-210
Small peridinioid dinoflagellate cysts are abundant in Paleocene strata underlying the Savannah River Site and surrounding area of South Carolina, U.S.A. They are thin-walled and light colored, have one apical and two antapical horns, and show a high
Autor:
Javier Helenes, Joyce Lucas-Clark
Publikováno v:
Journal of Micropalaeontology. 19:113-121
Ynezidinium malloyi gen. nov., sp. nov. shows paratabulation details that indicate it belongs to the Family Gonyaulacaceae, subfamily Leptodiniodeae, but which, in combination, distinguish it from previously described genera. The paratabulation detai
Autor:
Joyce Lucas-Clark, Javier Helenes
Publikováno v:
Palynology. 21:173-196
Species assigned to the widely known genus Gonyaulacysta are typically bicavate with an apical horn, parasutural crests, and a precingular archeopyle. Closely related genera are currently distinguished by variations in the degree of cavation, and sha
Publikováno v:
Topics in Geobiology ISBN: 9781461368700
The Savannah River Site (SRS) occupies 310 km2 within Aiken, Barnwell, and Allendale counties in southwestern South Carolina, U.S.A. (Fig. 1). Bedrock (Paleozoic metamorphic and Triassic clastic rock) and overlying Coastal plain sediments (Upper Cret
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7da197ed8eb3dee9fec3b834c4476740
https://doi.org/10.1007/978-1-4615-4167-7_19
https://doi.org/10.1007/978-1-4615-4167-7_19
Autor:
Joyce Lucas-Clark
Publikováno v:
Palynology. 11:155-184
Well‐preserved representatives of three genera of fossil gonyaulacoid dinoflagellate cysts, Wigginsiella n. gen., Spongodinium Deflandre 1935, and Apteodinium Eisenack 1958, show paratabulation details that indicate a close relationship to genera r
Autor:
Joyce Lucas-Clark
Publikováno v:
Palynology. 8:165-193
Litosphaeridium is a genus of skolochorate dinoflagellate cysts characterized by an apical archeopyle and 16 to about 45 basically intratabular hollow processes that are conical, cylindrical, or bulbous, with subcircular cross‐sections and simple t