( 93 ) 

 TABLE XIX 



Monophyletic Pedigree of the Animal Kingdom, founded on the Gastrsa 

 Theory and the Homology of the Germ-layers.* 4 



Articulates 

 Arthropoda 



Vertebrates 



Vertebrata 



Star-animals 

 Echinoderma 



Soft-bodied Animals 

 Mollusca 



Ccelomati. 

 ( Worms with body-cavity) 



Plant-animals 

 Zoophyta 

 {CaUnterata) 



Sponges 

 Spongiae 



Sea-nettles 

 (AcaUphce) 



Flat Worms 

 Platbelmintbes 



Protascus 



Gastraea radialis 

 {stationary) 



Aeoelomi 



{Worms without body-cavity) 



Prothelmis 



Gastraa bilateralls 

 (crawling) 



Gastrsea 

 {Ontogeny: Gastrula) 



?! 



Hi 



2a 





If 



ii 



is 



* '-3 



I 



Primitive Animals 

 Protozoa 



Plana?ada 

 {Ontogeny: Blastula) 



Synamceba 

 {Ontogeny: Morula) 



CiliaU 



Gregarinaj 



Infusoria 



Anicebina 



.Amoebae 



{Ontogeny: Cytukl) 



Monera 

 {Ontogeny: Moncrula) 



