Grand Ledge Locality Michigan Coal Basin (Carboniferous of the United States)

Where: Michigan (42.8° N, 84.9° W: paleocoordinates 5.0° S, 20.8° W)

When: Saginaw Group, Pennsylvanian (323.2 - 298.9 Ma)

• group-level stratigraphic resolution

Environment/lithology: mire or swamp; coal

Size class: macrofossils

Preservation: adpression

Primary reference: C. A. Arnold. 1949. Fossil Flora of the Michigan Coal Basin. Contributions from the Musuem of Paleontology: University of Michigan 7(9):131-269 [R. Gastaldo/J. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 10889: authorized by Robert Gastaldo, entered by Jonathan Allen on 02.07.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Peltaspermopsida
 Peltaspermales - Peltaspermaceae
Odontopteris sp. Brongniart 1825
Equisetopsida
 Sphenophyllales -
 Radiatopses - Medullosaceae
Neuropteris heterophylla
  -
"Neuropteris cf. heterophylla" = Imparipteris heterophylla
"Neuropteris cf. heterophylla" = Imparipteris heterophylla Brongniart 1825
Diplothmema
  -
Diplothmema sp. Stur 1877
Sigillariaceae
  - Sigillariaceae
Sigillaria sp. Brongniart 1822
 Lepidodendrales - Lepidodendraceae
 Cordaitales -
 Gigantopteridales - Gigantopteridaceae
"Megalopteris kellyi" = Gigantopteris
"Megalopteris kellyi" = Gigantopteris
Ginkgophyllum
  -
Ginkgoopsida
 Callistophytales -
Discinites
  -
Polypodiopsida
 Equisetales - Equisetidae
Pteridopsida
 Filicales -
Palmatopteris furcata Brongniart 1893
Pteropsida
  -
? Pseudopecopteris sp. Grand'Eury 1877
 Filicinae -
Pecopteris miltoni, "Alethopteris decurrens" = Pecopteris (Alethopteris)
"Alethopteris decurrens" = Pecopteris (Alethopteris)
Megalopteris dawsoni
  -
Rhabdocarpos
  -
"Rhabdocarpus multistriatus" = Rhabdocarpos, "Rhabdocarpus mammilaris" = Rhabdocarpos, "Rhabdocarpus mansfieldi" = Rhabdocarpos
"Rhabdocarpus multistriatus" = Rhabdocarpos
"Rhabdocarpus mammilaris" = Rhabdocarpos
"Rhabdocarpus mansfieldi" = Rhabdocarpos
Pinopsida
 Cordaitanthales -
 Coniferales -
 Cardiocarpales -
"Cardiocarpon cuyahogae" = Cardiocarpus, "Cardiocarpon late-alatum" = Cardiocarpus, "Cardiocarpon annulatum" = Cardiocarpus
"Cardiocarpon cuyahogae" = Cardiocarpus
"Cardiocarpon late-alatum" = Cardiocarpus Brongniart 1881
"Cardiocarpon annulatum" = Cardiocarpus