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The PEDIGREE of
Proto-Class of Warm-blooded Vertebrates

Born:  270 M BC


 Children:         Class of Mammals   ;   Dinosaurs (ancestor of Birds)
______________________________________________________________ 
/-- Subempire of Mitochondrial life   +====> [ 38]
/-- Complex mitochondrial life
/-- Infraempire of Plants and Animals
/-- Domain of Opisthokonts (Fungi and Animals)
/-- Kingdom of Animals
/-- Subkingdom of Metazoa (Multicellular Animals)
/-- Super-branch Eumetazoa
/-- Branch Bilateria
/-- Grade (Infrakingdom) of Coelomates  (570 M BC)
/-- Superphylum of Deuterostomes
/-- Phylum Chordata  (540 M BC - ?)
/-- Subphylum Vertebrata  (510 M BC - ?)
/-- Proto-Class of Jawed Fish  (450 M BC)
/-- Proto-Class Tetrapoda (Legged Fish)  (370 M BC)
/-- Proto-Class Amniota (Terrestrial Vertebrates)  (330 M BC)
/  
- Proto-Class of Warm-blooded Vertebrates
 

  ``3-Great Grandchildren:''        Subcohort [McKenna] Carnivora-Archonta-Ungulata   ;   Cohort (G) from Gondwana supercontinent   ;   Cohort (L-P) from Laurasia Supercontinent
 

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