The PEDIGREE of
Division Pteridophyta (Ferns & Horsetails)

     aka Infraphylum Monilophyta, Polypodiophyta, Filicophyta
 "Child(ren)":       Class Polypodiopsida (Leptosporangiate ferns)   ;   Psilotales (whisk ferns : adders'-tongues) & Ophioglossales (grapeferns : moonworts : etc.)   ;   Marattiopsida (Christensenia etc.)   ;   Equisetopsida (horsetails)   ;   Cladoxylopsida (extinct ancestor of ferns & horsetails)   ;   other extinct phyla   ;   12000 extant species altogether
________________________________________________________________________________________________________ 
/-- pre-Eukaryote   +====> [ 52]
/-- proto-Eukaryote
/  \-- (NN), a thermophilic Bacterium   +====> [ 49]
/-- The First Eukaryote
| \ / OR: First Eukaryote [Lopez-Garcia - Morei.   +====> [ 51]
/  \-- (NN), a (thermophilic?) Bacterium   +====> [ 47]
/-- Domain of Eukaryotes
/-- Subdomain Bikonta
/   / (skip this generation?)
/-- Superempire Corticata
/   / OR: Corticata [Cavalier-Smith model]   +====> [ 59]
/-- Empire of Archaeplastida
| \ / OR: Kingdom of Archaeplastida (Seven-Kingdom Model)   +====> [ 56]
| |  /-- Class Cyanophyceae   +====> [ 47]
| | /-- Order Gloeobacterales
/  \-- Chloroplastid
/-- Superkingdom of Metabionta
/-- Kingdom of Viridiplantae (Green Plants)
/-- Subkingdom of Streptophyta (Land plants)
/-- Branch of Stomatophytes  (475 M BC)
/-- Clade of Stomatophytes and Hornworts
/-- Interkingdom Polysporangiophytes
/-- Infrakingdom of Tracheophytes (Vascular Plants)
/-- Subphylum Euphyllophytina (Ferns & Seed Plants)
/  
- Division Pteridophyta (Ferns & Horsetails)
 
 
  ``2-Great Grandchildren:''       Genus Cyathea (Tree ferns)   ;   Genus Azolla (Mosquitoferns)   ;   Family Didymochlaenaceae
 
  (poss.) ``5-Great Grandchild:''       Norfolk tree fern
 

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FabPed Genealogy Vers. 102   ©   Jamie, 1997-2022