Where: Plymouth County, Massachusetts (42.1° N, 70.7° W: paleocoordinates 42.2° N, 67.5° W)
• coordinate stated in text
• hand sample-level geographic resolution
When: Miocene (23.0 - 5.3 Ma)
Environment/lithology: marine; glauconitic, micaceous, gray, argillaceous siltstone
Size class: microfossils
Preservation: original sporopollenin
Collected by C. A. Kaye; reposited in the USGS
Collection methods: bulk, chemical, hydrochloric, hydroflouric,
• Stored at the U.S. Geological Survey, Reston, Va.
Primary reference: N. O. Frederiksen. 1984. Stratigraphic, Paleoclimatic, and Paleobiogeographic Significance of Tertiary Sporomorphs from Massachusetts. Geological Survey Professional Paper 1308:1-35 [P. Jardine/H. Morck/H. Morck]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 231824: authorized by Phillip Jardine, entered by Hannah Morck on 18.09.2023
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
"Cyrilla/Cliftonia" spp., "Juglans type" sp., "Pterocarya type" sp., "Taxodiaceae-Cupressaceae-Taxaceae" indet., "Ulmus/Zelkova" spp., Boehlensipollis hohlii, "Chenopodiaceae-Amaranthaceae" indet., "Sparganium/Typha" spp., "Gleicheniidites/Neogenisporis" sp., Nuxpollenites psilatus, Pompeckjoidaepollenites subhercynicus, "Momipites-Plicatopollis-Platycaryapollenites complex" spp., Interpollis microsupplingensis, Kyandopollenites anneratus, Porocolpopollenites virginiensis, Pistillipollenites macgregorii, Nudopollis terminalis, Labrapollis globosa, Thomsonipollis magnifica
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Holkopollenites | |
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Polypodiopsida | |
Osmunda sp. Linnaeus 1753 | |
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Ginkgoopsida | |
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Sphagnum | |
Sphagnum sp. Linnaeus 1753 peat moss | |
Magnoliopsida | |
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Angiospermae | |
Salix sp. Linnaeus 1753 willow | |
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Platycarya platycaryoides, Carya sp., Carya "less than 29 µm", Platycaryapollenites swasticoidus, Platycaryapollenites triplicatus, Momipites "spackmanianus complex", Momipites "inaequalis group", Momipites "tenuipolus group", Momipites actinus, Momipites coryloides
Carya sp. Nuttall 1818 hickory
Momipites "spackmanianus complex" Wodehouse 1933 probably Miocene but possibly reworked from the Eocene
Momipites "tenuipolus group" Wodehouse 1933 occurrence denoted by a question mark, reworked Paleogene sporomorphs
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Myrica sp. Linnaeus 1753 bayberry | |
Malvaceae indet. de Jussieu 1789 mallow | |
Tilia sp. Linnaeus 1753 linden | |
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Platanus sp. Linnaeus 1753 plane tree | |
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Nyssa sp. Linnaeus 1753 tupelo | |
Ilex sp. Linnaeus 1753 holly | |
"Compositae "short spine"" = Asteraceae, "Compositae "long spine"" = Asteraceae
"Compositae "short spine"" = Asteraceae Berchtold and Presl 1820 daisy
"Compositae "long spine"" = Asteraceae Berchtold and Presl 1820 daisy | |
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Liquidambar sp. Linnaeus 1753 sweetgum | |
"Gramineae indet." = Poaceae
"Gramineae indet." = Poaceae Barnhart 1895 true grass | |
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Dicotyledoneae | |
Ericaceae indet. Jussieu 1789 heather | |
Gordonia sp. Ellis 1771 tea | |
Symplocos sp. Jacquin 1760 sweetleaf | |
Sapotaceae indet. de Jussieu 1789 | |
Ludwigia sp. Linnaeus 1753 water-purslane | |
Pinopsida | |
Sciadopitys sp. Siebold and Zuccarini 1842 | |
Podocarpus sp. L'Heritier and Persoon 1807 podocarp | |
Lycopodiopsida | |
Lycopodium sp. Linnaeus 1753 ground pine | |
Selaginella sp. Beauvois 1804 spikemoss | |
Trudopollis | |
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Pseudoplicapollis | |
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Subtriporopollenites anulatus | |
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Plicatopollis | |
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