Monophyletischer Stammbaum der Cnidarien. 



§ 56. Stammbaum der Cnidarien. 



99 



Hydrozoa 



(Intaeniola- Ectocarpa) 



Siphonophorae 

 Siphonanthae 

 Ctenophorae 

 Dendrocteniae 



Cauuocteniae 



\ 



Hydromedusae 

 (Craspedotae) 



Narcomedusae 



Disconautbae 



Authoiuedusae 



Hy dr opolypi 

 Hydromenae 

 Hydrocorallia 



Sertulariae 

 Uraptolariae 



Hydrophaenae 



Archydrariae 



Scyphozoa 



{Taeniolata. Endocarpa) 



SCYPHOMEDUSAE 



(Äcraspedae) 



Discomedusae 



Rhizostomae 



Peromedusae 

 Periphyllida 



Semostomae 



Cnbomedusae 

 Chirodropida 



Charybdeida 



/ 



Tessera 



Anthozoa 

 Zoantharia 



/ 



Scypho- 



polypi 



Tabulata 



Alcyonaria 



Staurocorallia 



Scyphostomaria 



Scyphostomium 



Hydra *-m- 



Archydra 



Oastraea 



-»-* Haleremüa 



