Loc. A, near Guayanilla (Oligocene of Puerto Rico)

Where: Puerto Rico (18.0° N, 66.8° W: paleocoordinates 17.1° N, 66.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Oligocene (33.9 - 23.0 Ma)

• STRATIGRAPHIC RELATIONS: From an unnamed lithostratigraphic unit. AGE: Late Oligocene-Early Miocene (Moussa & Seiglie, 1970), though justification not provided; entered here as Oligocene to avoid stratigraphic orphaning. STRATIGRAPHIC POSITION: From unknown position within local section.

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, brown claystone and lithified, white, yellow limestone

• SPECIFIC LITHOLOGY: Bluff claystone interbedded with yellowish-cream, coral limestone. LITHIFICATION: Poorly-lithified, on the basis of figured specimens.

Size class: macrofossils

Collected by Moussa

Collection methods: surface (in situ),

• COLLECTOR: M. T. Moussa, c. 1970's. REPOSITORY: Presumably University of Puerto Rico.

Primary reference: M. T. Moussa. 1974. Tertiary brachiopods from Puerto Rico and their paleontologi and paleoecologic significance. Journal of Paleontology 48(6):1202-1206 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92229: authorized by Austin Hendy, entered by Austin Hendy on 03.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for brachiopods and foraminifera; ostracodes, mollusks, echinoid test, and bryozoans are also known to be present. NOMENCLATURE: Not an authoritative publication, and presumably with somewhat antiquated nomenclature.
Show authors, comments, and common names
unclassified
  -
Sigmabolivina cf. tortuosa
Rhynchonellata
 Thecideida - Thecideidae
Lacazella sp.
Lacazella sp. Munier-Chalmas 1881
 Terebratulida - Megathyrididae
Argyrotheca sp.
Argyrotheca sp. Dall 1900
Anthozoa
 Scleractinia - Poritidae
Porites sp.
Porites sp. Link 1807 stony coral
Globothalamea
 Rotaliida - Cibicididae
Cibicides aff. candei
 Rotaliida - Anomalinidae
Anomalinoides sp.
Anomalinoides sp. Brotzen 1942
 Rotaliida - Glabratellidae
Glabratella sp.
Foraminifera
 Globigerinoidea - Globorotaliidae
Cycloloculina miocenica
 Buliminoidea - Buliminidae
Angulogerina sp.
Angulogerina sp. Cushman 1927
 Rotaliina - Siphoninidae
Siphonina sp.
Siphonina sp. Reuss 1850
 Orbitoidacea - Lepidocyclinidae
Lepidocyclina undosa, Lepidocyclina sp.
 Rotaliina - Bolivinidae
Bolivina plicatella