Cherry Ranch, Jeff Davis Co. [Buda Limestone] (Cretaceous of the United States)

Where: Jeff Davis County, Texas (31.0° N, 104.1° W: paleocoordinates 31.1° N, 69.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Buda Limestone Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)

• STRATIGRAPHIC RELATIONS: From the Buda Limestone, for which lithostratigraphic relations are not discussed. AGE: Early Cenomanian, on the basis of ammonoid biostratigraphy; Budaiceras hyatti zone. STRATIGRAPHIC POSITION: From reworked blocks.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, cherty/siliceous sandstone

• SPECIFIC LITHOLOGY: From blocks of chert and silicified sandstone. LITHIFICATION: Lithified, assumed on the neighboring collections.

Size class: macrofossils

Preservation: mold/impression

Reposited in the OUM, TMM, USNM

Collection methods: surface (float),

• COLLECTOR: Not stated in text. REPOSITORY: TMM, OUM, USNM.

Primary reference: W. J. Kennedy and W. A. Cobban. 1993. Lower Cenomanian Forbesiceras brundrettei zone ammonite fauna in Texas, USA. N. Jb. Geol. Palaont. Abh 188(3):327-344 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 88567: authorized by Austin Hendy, entered by Austin Hendy on 14.04.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for ammonoids. NOMENCLATURE: Authoritative publication, with modern nomenclature and species-resolution identifications.
Cephalopoda
 Ammonitida - Turrilitidae
"Ostlingoceras brandi" = Ostlingoceras (Ostlingoceras) brandi Young 1958 ammonite
Mariella (Mariella) davisense Young 1958 ammonite
 Ammonitida - Forbesiceratidae
Forbesiceras brundrettei Young 1958 ammonite
 Ammonitida - Desmoceratidae
Moremanoceras elgini Young 1958 ammonite
Bivalvia
 Myalinida - Inoceramidae
Inoceramus aff. arvanus Stephenson 1953 clam
 Ostreida - Ostreidae
Ostrea beloiti Logan 1899 oyster