Also known as YPM-4
Where: Calvert County, Maryland (38.6° N, 76.5° W: paleocoordinates 38.8° N, 73.2° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Plum Point Member (Calvert Formation), Langhian (16.0 - 13.8 Ma)
• STRATIGRAPHIC RELATIONS: From Plum Point Mbr of the Calvert Fm, Chesapeake Grp. AGE: Middle Miocene. STRATIGRAPHIC POSITION: Unknown position within member.
• bed-level stratigraphic resolution
Environment/lithology: coastal; unlithified, coarse-grained, shelly/skeletal, sandy marl
Size class: macrofossils
Preservation: original aragonite
Reposited in the YPM
Collection methods: bulk, sieve,
• COLLECTOR: Unknown collector. REPOSITORY: YPM. FIDELITY: Moderate ecologic fidelity, unsure if this true bulk sample.
Primary reference: A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 69024: authorized by Austin Hendy, entered by Austin Hendy on 15.02.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Turritella indenta, "Turritella plebeia" = Mariacolpus plebeia
Turritella indenta Conrad 1841 turret shell
"Turritella plebeia" = Mariacolpus plebeia Say 1824 turret shell | |
"Calyptraea aperta" = Calyptraea (Trochita) aperta, "Crucibulum costatum" = Crucibulum (Dispotaea) costata
"Calyptraea aperta" = Calyptraea (Trochita) aperta Solander 1766 slipper shell
"Crucibulum costatum" = Crucibulum (Dispotaea) costata Say 1820 slipper shell | |
Serpulorbis graniferus worm shell | |
Scaphella virginiana Conrad 1842 volute | |
Ecphora tricostata Martin 1904 murex snail | |
Solarium trilineatum Conrad 1841 top snail | |
Diodora marylandicus snail | |
Bivalvia | |
Atrina harrisi oyster | |
"Chesapecten (Chesapecten) coccymelus" = Chesapecten coccymelus
"Chesapecten (Chesapecten) coccymelus" = Chesapecten coccymelus Dall 1898 scallop | |
Glycymeris parilis Conrad 1843 clam | |
Dallarca subrostrata Conrad 1841 clam | |
Bicorbula idonea, "Caryocorbula inaequalis" = Corbula inaequalis
Bicorbula idonea Conrad 1833 clam
"Caryocorbula inaequalis" = Corbula inaequalis Say 1824 clam | |
Mercenaria blakei Ward 1992 quahog
Melosia staminea Conrad 1838 venus clam | |
Panopea whitfieldi Dall 1898 clam | |
Marvacrassatella melina Conrad 1832 clam | |
Cyclocardia granulata Say 1824 clam | |
Astarte sp. Sowerby 1816 clam
Astarte cuneiformis Conrad 1840 clam |