508 Karl Grobben. 



Tunicata Arthropoda 



Mollusca 



Mülluscoidea 



Acrauia / Chaetog-natha Echinodermata 

 Vertebrata 



Enteropneusta / Annelida 

 Scolecida 



(Chordonia) (Homalo (Ambulacralia) 



(Deuterostomia) 



(Coelomata) 



Spongiaria 



Cnidaria 



Ctenophora 



(Coelenterata) 

 [Metazoa] 



Rhizopoda 



Flag'ellata 

 (Cytomorpha) 

 [Protozoa] 



