Level 253, Core SL-103, Gatun Fm. (Pliocene of Panama)

Where: Panama (9.3° N, 79.9° W: paleocoordinates 9.2° N, 79.3° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Gatun Formation, Pliocene (5.3 - 2.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marginal marine; gray, argillaceous, silty sandstone

Size class: microfossils

Preservation: original sporopollenin

Collection methods: core, chemical, mechanical,

Primary reference: A. Graham, R. H. Stewart, and J. L. Stewart. 1985. Studies in Neotropical Paleobotany. III. The Tertiary communities of Panama - Geology of the pollen-bearing deposits. Annals of the Missouri Botanical Garden 72:485-503 [E. Kowalski/E. Kowalski/E. Kowalski]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 32307: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 20.06.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Faramea sp., Casimiroa sp., cf. Glycydendrum sp., Ctenitis sp., "Fern" sp., Plantae indet.
"Fern" sp.
monolete spore
Plantae indet. Haeckel 1866
Angiospermae
 Malvales - Malvaceae
Malvaceae indet.
Malvaceae indet. de Jussieu 1789 mallow
 Malpighiales - Rhizophoraceae
Rhizophora sp.
Rhizophora sp. Linnaeus 1753 true mangrove
 Malpighiales - Malpighiaceae
Malpighiaceae indet.
Malpighiaceae indet. de Jussieu 1789
 Aquifoliales - Aquifoliaceae
Ilex sp.
Ilex sp. Linnaeus 1753 holly
 Mesangiosperms - Arecaceae
"Palmae indet." = Arecaceae
"Palmae indet." = Arecaceae von Berchtold and Presl 1820 palm
 Poales - Poaceae
"Gramineae indet." = Poaceae
"Gramineae indet." = Poaceae Barnhart 1895 true grass
Dicotyledoneae
 Myrtales - Myrtaceae
Myrtaceae indet.
Myrtaceae indet. de Jussieu 1789 myrtle
 Ericales - Sapotaceae
cf. Bumelia sp.
cf. Bumelia sp. Swartz 1788
 Ericales - Ericaceae
Ericaceae indet.
Ericaceae indet. Jussieu 1789 heather
Polypodiopsida
 Cyatheales - Polypodiidae
"Cyathea sp." = Cyathea, "Cnemidaria sp." = Cyathea, Alsophila sp.
"Cyathea sp." = Cyathea Smith 1793 scaly tree fern
"Cnemidaria sp." = Cyathea Smith 1793 scaly tree fern
Alsophila sp. Brown 1810 scaly tree fern