The PEDIGREE of
Infrakingdom (Grade) of Coelomates

     (with the inclusion of Pseudocoelomates & Flatworms in Protostomia, the Coelomate clade may now be considered polyphyletic)

     Born:  570 M BC

 "Child(ren)":       Phylum Chaetognatha (Arrow worms)   ;  poss.   Superphylum Deuterostomia (Chordates, Echinoderms, & kin)   ;   Subgrade of Protostomia
 poss. "Partner(s)":       prob. Clade Nephrozoa   ;   Branch Bilateria
________________________________________________________________________________________________________ 
/-- prob.  Kingdom Crenarchaeota   +====> [ 44]
/   / or: T.A.C.K. Subdomain
/-- (NN), a very special Archaeote
/-- pre-Eukaryote
/  \-- Pre-Mitochondrion Bacterium   +====> [ 51]
/-- proto-Eukaryote
/  \-- (NN), a thermophilic Bacterium   +====> [ 49]
/-- The First Eukaryote
| \ / OR: First Eukaryote [Lopez-Garcia - Moreira M.   +====> [ 51]
/  \-- (NN), a (thermophilic?) Bacterium   +====> [ 47]
/-- Domain of Eukaryotes  (2100 M BC)
/-- Superempire Unikonta
/   / OR: Kingdom Opisthokonta (Seven-Kingdom Model)   +====> [ 56]
/-- Empire of Opisthokonts (Fungi & Animals)
/   / OR: Opisthokonts (Fungi & Animals) [Cavalier-Smith model]   +====> [ 67]
/-- Superkingdom Holozoa
/-- Kingdom of Apoikozoa (Animals)  (950 M BC)
/-- Subkingdom of Metazoa (Multicellular Animals)
/-- Superbranch Eumetazoa
/-- Superphylum Planulozoa
/-- Clade of Bilateria and Placozoa
/   / (skip this generation?)
/-- Branch Bilateria
/  
- Infrakingdom (Grade) of Coelomates
 
 
  (poss.) ``Grandchildren:''       Phylum Chordata (Vertebrates, tunicates, and lancelets)   ;   Clade Ambulacraria   ;   Superphylum Lophotrochozoa (various phyla of worms)   ;   Superphylum Ecdysozoa (Arthropods, Roundworms, etc.)   ;   Superphylum Platyzoa (various worm phyla)
 

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