Cryphaeus sp. nov. ? 



Fig. I A pygidium with very blunt semicircular lappets, indi- 

 cating a species distinct from the others here noticed. 

 Locality: Ponta Grossa, Sao Paulo, Brazil 



Cryphaeus australis Clarke 



Fig. 2 A pygidium 



3 A specimen displaying most of the parts except the 



pygidial fringe and showing the phacopid hypostoma 



4 A nearly entire specimen 



5, 6 Larger individuals partly crushed but restored in outline 

 Locality: Ponta Grossa, Sao Paulo, Brazil 



152 



