Acatita to Cuatro Ciénegas (old road), near Piedra de Lumbre (Cretaceous of Mexico)

Where: Coahuila de Zaragoza, Mexico (26.5° N, 101.2° W: paleocoordinates 28.1° N, 70.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Inoceramus labiatus inoceramid zone, Early/Lower Turonian (93.5 - 89.3 Ma)

• STRATIGRAPHIC RELATIONS: From an unnamed lithostratigraphic unit, for which lithostratigraphic relations are not clearly stated. AGE: Turonian; on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within unit.

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• SPECIFIC LITHOLOGY: Limestone. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Preservation: mold/impression

Collected by Bose; reposited in the UCMP

Collection methods: surface (in situ),

• COLLECTOR: Not stated, but presumably E. Böse. REPOSITORY: University of California, Berkeley.

Primary reference: E. Böse and O.A. Cavins. 1927. The Cretaceous and Tertiary of southern Texas and northern Mexico. University of Texas Bulletin 2748:1-142 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 88255: authorized by Austin Hendy, entered by Austin Hendy on 05.04.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Probably not exhaustive, but comprehensive for ammonoids. NOMENCLATURE: Authoritative publication with somewhat antiquated nomenclature, but with species-resolution identifications.
Cephalopoda
 Ammonitida - Desmoceratidae
 Ammonitida - Vascoceratidae
Fagesia sp. Pervinquiére 1907 ammonite
"Fagesia haarmanni" = Fagesia catinus Mantell 1822 ammonite
"Fagesia aff. haarmanni" = Fagesia catinus Mantell 1822 ammonite
Neoptychites sp. Kossmat 1895 ammonite
Vascoceras sp. Choffat 1898 ammonite
"Vascoceras angermanni" = Paravascoceras angermanni Böse 1920 ammonite
 Ammonitida - Acanthoceratidae
Metoicoceras sp. Hyatt 1903 ammonite
"Metoicoceras cf. whitei" = Metoicoceras geslinianum d'Orbigny 1841 ammonite
Acanthoceras sp. Neumayr 1875 ammonite
 Ammonitida - Coilopoceratidae
Hoplitoides sp. von Koenen 1898 ammonite
Hoplitoides aff. mirabilis Pervinquiére 1907 ammonite
Bivalvia
 Myalinida - Inoceramidae
"Inoceramus labiatus" = Mytiloides labiatus
"Inoceramus labiatus" = Mytiloides labiatus Schlotheim 1813 clam