PEDIGREE OF ZOOPHYTES, 145 
Ctenophora Hydromedusss 
Tceniata Lobata Bhizostomez 
UY Semzeostomesa 
Saccata DISCcOMEDUSZ 
STENOSTOMA 
Trachymedusx Siphonophora 
Lucernaria 
EurystoMa Calycozoa 
ee 
LEPTOMEDUSE 
Coralla 
Octocoralla 
Hexacoralla 
Tetracoralla 
Spongia 
Fibrospongize Calcispongize 
Chalynthina Leucones Sycones 
Hexactinella|Geodina Dyssycus Sycurus Hydroida 
| | Cordylophora 
Hydra 
) 
Ascones | 
Myxospongia Se 
Halisarcina HyYDROIDA 
Procorallum 
CHALYNTHUS OLYNTHUS | 
ee FY 
Hydroida 
Archispongiz 
Archydra 
(nin pe aie 
Protascus 
Gastrea 
