412 NEW YORK STATE MUSEUM 



PLATE ii 



Genus buchiola Barrande 



[See pi. 10] 

 Page 294 



Buchiola (?) livoniae sp. nov. 



Page 299 



1 A right valve showing the numerous ribs and very fine con- 



centric lines. X5 

 Naples subprovince 



Genundewa limestone, Canandaigua lake 



2 A left valve. X5 



Naples subprovince 



Genundewa limestone, Livonia salt shaft 



Buchiola cf. eifelensis Beushausen 



3 Cardinal view of an internal cast showing serrations on the 



hinge. x6 



Lower Upper Devonic Btidesheim, Germany 



Genus paracardium Barrande 



Page 303 



Paracardium delicatulum sp. nov. 



Page 304 



4 A right valve showing the very fine radial lines. X5 



Naples subprovince 



Genundewa limestone, Canandaigua lake 



Paracardium doris Hall 



Page 304 



5, 6 Interior views of replacements of both valves showing the 

 entire absence of articular processes, xio 

 Naples subprovince Honeoye lake 



7 A right valve, transverse from compression. X5 



8 A left valve. X3 





