The PEDIGREE of
Subphylum Tunicata (tunicates)

     aka Subphylum Urochordata

 "Child(ren)":       Class Ascidiacea (sea squirts)   ;   Class Thaliacea (salps : pyrosomes : doliolids)   ;   Class Appendicularia/Larvacea (larvaceans)   ;   Class Sorberacea   ;   Yarnemia (extinct)   ;   Shankouclava (extinct)
________________________________________________________________________________________________________ 
/-- (NN), a thermophilic Bacterium   +====> [ 49]
/   | OR: (NN), a very special Archaeote   +====> [ 52]
/-- (NN), a Nucleated Cell
/  \-- (NN), a Cell Nucleus   +====> [ 52]
/-- Domain of Eukaryotes
/  \-- Pre-Mitochondrion Bacteria   +====> [ 50]
/-- Superempire Unikonta
/   | OR: Kingdom Opisthokonta   +====> [ 45]
/-- Empire of Opisthokonts (Fungi & Animals)
/-- Superkingdom Holozoa
/-- Kingdom of Apoikozoa (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)
/   | or: prob. Clade Nephrozoa
/-- Superphylum Deuterostomia (Chordates, Echinoderms, & kin)
/-- Phylum Chordata (Vertebrates, tunicates, and lancelets)
/  
- Subphylum Tunicata (tunicates)
 

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