Rhynchosperma

Taxonavigation

Superregnum: Eukaryota
Regnum: Plantae
Divisio: Tracheophyta
Divisio: Cycadophyta
Classis: Cycadopsida
Ordo: †Medullosales
Familia: †Medullosaceae
Genus: Rhynchosperma

Species: R. quinnii

Name

Rhynchosperma T.N.Taylor and D.A.Eggert 1967a

References

• Dunn, Michael T., Rothwell, Gar W., & Mapes, Gene (2002) "Additional observations on Rhynchosperma quinnii (Medullosaceae): a permineralized ovule from the Chesterian (Upper Mississippian) Fayetteville Formation of Arkansas" 89:1799-1808