Also known as Maryland Loc. 15
Where: St. Mary's County, Maryland (38.1° N, 76.4° W: paleocoordinates 38.1° N, 76.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Talbot Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)
• LITHOSTRATIGRAPHY: From Talbot Formation (Richards 1962). AGE: Sangamon (Rasmussen and Slaughter 1955, 1957), Pleistocene (Richards 1962).
• group of beds-level stratigraphic resolution
Environment/lithology: marine; unlithified siliciclastic sediments
Size class: macrofossils
Preservation: cast
Collection methods: COLLECTORS: Based on collections of Shattock (1906), Smith (1920), Richards (1936), Blake (1955). REPOSITORIES: Collections held in various museums, possibly including the Academy of Natural Sciences, USNM, MCZ (Cambridge), and AMNH.
Primary reference: H. G. Richards. 1962. Studies on the marine Pleistocene: Part II. The marine Pleistocene mollusks of eastern North America. Transactions of the American Philosophocal Society 52(3):1-142 [A. Hendy/A. Hendy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 66720: authorized by Austin Hendy, entered by Austin Hendy on 12.10.2006, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Demospongiae | |
Cliona sulphurea demosponge | |
Asteroidea | |
Asterias cf. forbesi sea star | |
Echinoidea | |
? Moira atropos Lamarck 1816 heart urchin | |
Gastropoda | |
Epitonium angulatum, "Epitonium rupicolum" = Epitonium rupicola
Epitonium angulatum Say 1831 wentletrap
"Epitonium rupicolum" = Epitonium rupicola Kurtz 1860 wentletrap | |
Crepidula fornicata Linnaeus 1758 slipper shell
Crepidula plana Say 1822 slipper shell | |
"Busycon canaliculatum" = Busycotypus canaliculatus, Busycon carica
"Busycon canaliculatum" = Busycotypus canaliculatus Linnaeus 1758 whelk
Busycon carica Gmelin 1792 whelk | |
"Columbella (Astyris) lunata" = Astyris lunata
"Columbella (Astyris) lunata" = Astyris lunata Say 1826 snail | |
"Nassarius obsoletus" = Ilyanassa obsoleta, "Nassarius trivittatus" = Ilyanassa trivittata
"Nassarius obsoletus" = Ilyanassa obsoleta Say 1822 snail
"Nassarius trivittatus" = Ilyanassa trivittata Say 1822 snail | |
"Mangilia cerina" = Kurtziella cerina
"Mangilia cerina" = Kurtziella cerina Kurtz and Stimpson 1851 snail | |
Eupleura caudata Say 1822 murex snail | |
"Polinices duplicatus" = Neverita duplicatus
"Polinices duplicatus" = Neverita duplicatus Say 1822 moon snail | |
Haminoea solitaria snail | |
"Retusa canaliculata" = Acteocina canaliculata
"Retusa canaliculata" = Acteocina canaliculata Say 1826 barrel-bubble | |
Bivalvia | |
"Lucina multilineata" = Parvilucina multistriata
"Lucina multilineata" = Parvilucina multistriata Conrad 1841 clam | |
"Tagelus gibbus" = Tagelus plebeius
"Tagelus gibbus" = Tagelus plebeius Lightfoot 1786 clam | |
Mysella planulata clam | |
Mulinia lateralis Say 1822 clam
Rangia cuneata Sowerby 1831 clam | |
Mercenaria mercenaria, "Pitar morrhuana" = Pitar morrhuanus
Mercenaria mercenaria Linnaeus 1758 quahog
"Pitar morrhuana" = Pitar morrhuanus Dall 1902 venus clam | |
Barnea costata clam | |
"Mya arenaria" = Mya (Arenomya) arenaria
"Mya arenaria" = Mya (Arenomya) arenaria Linnaeus 1758 softshell clam | |
Lyonsia hyalina Conrad 1831 clam | |
Crassostrea virginica Gmelin 1791 oyster | |
"Anadara transversa" = Anadara (Larkinia) transversa
"Anadara transversa" = Anadara (Larkinia) transversa Say 1822 ark | |
"Noetia (Eontia) ponderosa" = Eontia ponderosa
"Noetia (Eontia) ponderosa" = Eontia ponderosa Say 1822 clam | |
"Nucula proxima" = Nucula (Nucula) proxima
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam | |
Nuculana acuta Conrad 1832 pointed nut clam | |
Gymnolaemata | |
Electra monostachys Busk 1854 | |
Schizoporella unicornis Johnston 1847 | |
Malacostraca | |
"Squilla empusa" = Chloridella empusa
"Squilla empusa" = Chloridella empusa Say 1818 mantis shrimp | |
Callinectes sapidus Rathbun 1896 swimming crab | |
Panopeus herbstii Edwards 1834 crab | |
Cancer irroratus Say 1817 crab | |
Ostracoda | |
Cytheridea punctillata ostracod | |
Loxoconcha impressa ostracod | |
Thecostraca | |
Balanus crenatus Bruguière 1789 barnacle | |
Foraminifera | |
Globothalamea | |
Foraminifera | |