Where: Puebla, Mexico (19.3° N, 98.5° W: paleocoordinates 12.1° S, 47.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Missourian (306.0 - 303.7 Ma)

• STRATIGRAPHIC RELATIONS: From an unnamed lithostratigra[phic unit. AGE: Late Missourian in text. STRATIGRAPHIC POSITION: From middle top of section.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

Size class: macrofossils

Collection methods: bulk, hydroflouric, sieve,

• PREPARATION METHODS: The methods of extraction are similar for the three samples, and all the microfossils have been extracted by etching with 5% hydrofluoric acid. COLLECTORS: Not stated, but presumably the authors. REPOSITORY: Laboratory of Palaeozoic Palaeontology and Palaeogeography (LP3) of the university of Lille (France); the field samples are emplaced in the laboratory of geology of the UNAM (Universidad Autónoma de Mexico, Mexico).

Primary reference: M. Caridroit, A. Lamerandt, J.-M. Dégardin, A. Flores Dios, and D. Vachard. 2002. Discovery of radiolaria and conodonts in the Carboniferous–Permian of San Salvador Patlanoaya (Puebla, Mexico); biostratigraphic implications. C R Palevol 1:205-211 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 91004: authorized by Austin Hendy, entered by Austin Hendy on 29.08.2009

Creative Commons license: CC BY (attribution)