Jones Wharf, Zone 17-18 (Miocene of the United States)
Also known as Drumcliff
Where: St. Mary's County, Maryland (38.4° N, 76.6° W: paleocoordinates 38.6° N, 73.7° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Drumcliff Member (Choptank Formation), Serravallian (13.8 - 11.6 Ma)
Environment/lithology: shoreface; brown, green sandstone
• Mollusk-dense pale yellow-brown to pale orange well-sorted sand; sub-tropical to temperate, in a current-swept channel-like basin. Overlain by a finer-grained sand and silt of deeper, stiller, possibly inner-bay waters.
• brownish or greenish fossiliferous sand
Size class: macrofossils
Primary reference: R. Kellogg. 1965. The Miocene Calvert sperm whale Orycterocetus. Bullten of the United States National Museum 247(2):47-63 [M. Uhen/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 60376: authorized by Mark Uhen, entered by Mark Uhen on 11.05.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
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Gastropoda | |
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Bivalvia | |
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"Chesapecten (Christinapecten) marylandica" = Placopecten marylandica4, "Chesapecten nefrens" = Chesapecten (Chesapecten) nefrens4, "Pecten madisonius" = Chesapecten madisonius2
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"Pleiorytis calvertensis" = Petricola (Petricolaria) calvertensis4, Macrocallista marylandica2, Dosinia acetabulum2, Mercenaria cuneata4
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Malacostraca | |
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Thecostraca | |
"Balanus concavus" = Concavus concavus2
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Echinoidea | |
"Scutella aberti" = Abertella aberti2
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Chondrichthyes | |
"Galeocerdo contortus" = Physogaleus contortus3
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Mammalia | |
Orycterocetus crocodilinus Cope 1867 sperm whale |