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

Archaeosperma

Taxonomy
Archaeosperma was named by Pettitt and Beck (1968). It is not extant. Its type is Archaeosperma arnoldii.

It was assigned to Gymnospermae by Blazer (1975).

Species
A. arnoldii (type species)
Entered
by B. Allen (authorized by A. Dunhill) on 2020-04-28; modified by B. Allen on 2020-04-29

Synonymy list
YearName and author
1968Archaeosperma Pettitt and Beck
1975Archaeosperma Blazer

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

RankNameAuthor
kingdomPlantae
subkingdomViridiplantaeCavalier-Smith 1981
—Streptophyta(Jeffrey 1971)
superphylumEmbryophyta()
—Tracheophyta(Sinnott 1935)
subphylumEuphyllophytina
RankNameAuthor
—Radiatopses
—Lignophytia
—Spermatophytata
phylumGymnospermae
genusArchaeospermaPettitt and Beck 1968

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.

G. †Archaeosperma Pettitt and Beck 1968
show all | hide all
†Archaeosperma arnoldii Pettitt and Beck 1968
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Diet: "photoautotroph"superp
Created: 2026-03-30 14:38:16
Modified: 2026-03-30 14:38:16
Source: superp = superphylum
Reference: Kenrick and Crane 1997

Age range: Famennian or 372.15000 to 358.86000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Famennian372.15 - 358.86USA (Pennsylvania) A. arnoldii (14224 28310)