The PEDIGREE of
Phylum Chaetognatha (Arrow worms)

 "Child(ren)":       about 100 extant species
________________________________________________________________________________________________________ 
/-- Phylum Actinobacteria   +====> [ 47]
/-- 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)
/  \-- Pre-Mitochondrion Bacteria   +====> [ 50]
/-- 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
/-- Infrakingdom (Grade) of Coelomates  (570 M BC)
/  
- Phylum Chaetognatha (Arrow worms)
 

[ Start ]
FabPed Genealogy Vers. 82   ©   Jamie, 1997-2017