ORISKAKY FAUNA OF BECRAFT MOUNTAIN 105 



PLATE 2 



Dalmanites (Synphoria) stemmatus sp. nov. 



(See Plate 1) 

 P.O. Pa e15 



1, 2 The frontal doublure of two cephala showing the marginal 

 ornament 



Dalmanites (Synphoria) stemmatus. 

 var. convergens var. nov. 



Page 19 



3 An incomplete and somewhat distorted cranidium 



4 A pygidium of usual size and proportions 



5 Another pygidium more obtuse at the extremity 



Dalmanites bisignatus sp. uov. 



Page 19 



6-8 Pygidia of this species, showing the form and character 

 of ornament 



Phacops correlator sp. nov. 



Page 20 



9 A cephalon restored in outline, showing the dalmanitiform 

 character of the glabella and the rounded cheeks. x3 



Dalmanites phacoptyx Hall & Clarke 



Page 19 



10 A portion the very characteristic pygidium of this species 

 Proetus conradi Hall 



Page 25 



11-13 Portions of the cephalon, more or less flattened 



14 An uncompressed glabella with traces of the lateral furrows 



15 The pygidium 



16 Internal cast of an essentially entire individual 



