The PEDIGREE of
Phylum Xenacoelomorpha (gutless Acoels)

     (controversial clading; sometimes broken into separate phyla; previously included in Platyhelminthes)

 "Child(ren)":       Acoela   ;   Nemertodermatida   ;  poss.   Phylum Xenoturbellida (Strange Flatworms)
 poss. "Partner(s)":       Clade Ambulacraria
________________________________________________________________________________________________________ 
/-- Superphylum Endobacteria   +====> [ 46]
/   | (skip this generation?)
/-- Phylum Actinobacteria
/-- Class Actinobacteridae
/-- (NN), a thermophilic Bacterium
/   | OR: (NN), a very special Archaeote   +====> [ 52]
/-- (NN), a Nucleated Cell
/  \-- (NN), a Cell Nucleus   +====> [ 52]
/-- Domain of Eukaryotes  (2100 M BC)
/-- Order Rickettsiales   +====> [ 49]
/  \-- Pre-Mitochondrion Bacteria
/-- Superempire Unikonta
/-- Empire of Opisthokonts (Fungi & Animals)
/-- Superkingdom Holozoa
/-- Kingdom of Animals
/-- Subkingdom of Metazoa (Multicellular Animals)
/-- Superbranch Eumetazoa
/-- Superphylum Planulozoa
/-- Clade of Bilateria and Placozoa
/   | (skip this generation?)
/-- Branch Bilateria
/  
- Phylum Xenacoelomorpha (gutless Acoels)
 

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FabPed Genealogy Vers. 80   ©   Jamie, 1997-2017