ANCESTRAL FILAMENTOUS CONJUGATES 



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DEBAPYA DfSMIDlOIDES 



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CENICULABIA / - HHCHONEMA CYIINDPOCYSTIS 



MESOT/ENIUM 



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GONAT01YG/E 



COSMOCLADIUM 

 OOCAPDIUM 



ROYfi 



GOSMAPIUM 



[UASTPUM ICHTHYOCEPCUS ' 



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TPIPiOCEPAS 



MICPASTEPIAS 



XANTHID1UM 



STAURASTRUM 



APTHPODESMUS 



COSMARIE/L 



SPONDYLOSIVM 



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1 



HYAL07HCfi 



ww/iroooc/5 



ONYCHONEMA 



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SPH/EMIOSMQ. 

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STPEPTONEMA 

 DESMIDIUM 

 (DIDYMOPRIUM) 



CYMNOIYOA 



PHYLOGENT DF THE GENEEA OF DESMIDS. 



