Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Marsilea johnhallii

Polypodiopsida - Marsileaceae

Taxonomy
Marsilea johnhallii was named by Skog and Dilcher (1992). It is not extant.

Synonymy list
YearName and author
1992Marsilea johnhallii Skog and Dilcher

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
RankNameAuthor
familyMarsileaceaeMirbel 1802
genusMarsilea
speciesjohnhallii

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Marsilea johnhallii Skog and Dilcher 1992
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Cenomanian or 100.50000 to 93.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Cenomanian100.5 - 93.9USA (Kansas) Marsilea johnhallii (32448)