Serpulites sica Salter 



Fig. I Portions of flattened chitinous tubes with thickened edges 

 Locality: Ponta Grossa, Brazil 



Plant (or branched annelid?) 



Fig. 2 A frond or colony on which the branches are flattened 

 clavate tubes taking origin from a clavate stipe, x 1.5 

 Locality: Ponta Grossa, Brazil 



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