Loc. B, near Yauco (Oligocene of Puerto Rico)

Where: Puerto Rico (18.0° N, 66.9° 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 claystone and lithified limestone

• SPECIFIC LITHOLOGY: Claystone interbedded with 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 92230: 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
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
Foraminifera
 Globigerinoidea - Globorotaliidae
Cycloloculina miocenica
 Globigerinoidea - Globigerinidae
"Globigerina venezuelana" = Dentoglobigerina venezuelana, Globoquadrina sp.
"Globigerina venezuelana" = Dentoglobigerina venezuelana Hedberg 1937
Globoquadrina sp. Finlay 1947
  -
Eoeponidella multisecta
 Lituolida - Lituolidae
Clavulina tricarinata
 Nummulitacea - Nummulitidae
Nummulites sp.
Nummulites sp. Lamarck 1801
 Rotaliacea - Rotaliidae
Pararotalia byramensis, Pararotalia mecatepecensis
 Planorbulinacea - Planorbulinidae
Planorbulina larvata
Planorbulina larvata Parker and Jones 1865
 Asterigerinacea - Amphisteginidae
Amphistegina sp.
Amphistegina sp. d'Orbigny 1826
 Discorbacea - Bagginidae
Baggina xenoula
 Orbitoidacea - Lepidocyclinidae
Lepidocyclina canellei, Lepidocyclina yurnagunensis