Well 34a Broward County (Pliocene of the United States)

Where: Broward County, Florida (26.1° N, 80.8° W: paleocoordinates 26.2° N, 80.0° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Tamiami Formation, Pliocene (5.3 - 2.6 Ma)

• Determined from cores from test wells drilled by US Corps of Engineers in 1950

•1 ft above sea level

•Age determination revised in more recent papers (see Lithostratigraphy, Petrography,

•Biostratigraphy, and Strontium-Isotope

•Stratigraphy of the Surficial Aquifer System

•of Western Collier County, Florida, Edwards et al., 1998, USGS Open-File Report 98-205)

• formation-level stratigraphic resolution

Environment/lithology: marine; shelly/skeletal, silty, sandy marl

• Changes laterally from shelly marl to soft silty limestone to the silty sand and clayey marl

Size class: mesofossils

Collection methods: core

• observed from cores

Primary reference: M. C. Schroeder and H. Klein. 1954. Geology of the Western Everglades Area, Southern Florida. United States Geological Survey Circular 314 [A. Miller/K. Bulinski/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 75019: authorized by Arnold Miller, entered by Kate Bulinski on 13.09.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Clypeasteroida - Mellitidae
Encope sp. Agassiz 1840 sand dollar
Bivalvia
 Pectinida - Pectinoidae
Pecten sp. Müller 1776 scallop
 Cardiida - Veneridae
Chione sp., "Transenella sp." = Transennella
Chione sp. von Mühlfield 1811 venus clam
"Transenella sp." = Transennella Dall 1884 venus clam
 Cardiida - Mactridae
Mulinia cf. congesta Conrad 1833 clam
 Lucinida - Lucinidae
"Phacoides (Cardiolucina) sp." = Cardiolucina, "Phacoides (Here) densatus" = Here
"Phacoides (Cardiolucina) sp." = Cardiolucina Sacco 1901 clam
"Phacoides (Here) densatus" = Here clam
 Carditida - Carditidae
"Cardita (Carditamera) sp." = Carditamera
"Cardita (Carditamera) sp." = Carditamera Conrad 1838 clam