194 ME. J. W. K.IRK.BY ON THE FOSSILS OF THE 



MoNOTIS SPELTTCTCAKIA, Sch. 



Specimens imperfect; seem to have been about \\ inch long. 

 Rare. 



AxLNES BUBIF/S, Sch. 



An inch or more in length ; in separate valves ; always frac- 

 tured by pressure prior to fossilization. Not rare. 



Solemya biarmica, Be Verneuil. 



Specimens large, If inch long; usually fragmentary, and frac- 

 tured like preceding species. 



Probecta horriba, Sowerby. 



Two inches long, 1-1 \ inch wide; similar to the narrow 

 variety from Whitley ; testiferou|. Common. 



Strophalosia Goldfxjssi, Mun., var. excavata. 

 About an inch in length and width. Common. 



Strophalosia lamellosa, Geinit%. 

 Not common. 



Terebeatula saccela (elongata) Martin. 

 Rare. 



Bairbia curta, If Coy, var. tlebeia. 



Ichthyorachis anceps, Sch. 

 Rare. 



Stenopora coltthnaris, Sch. 



Trochammina pesilla, Gei. 



Chonetes Harbrensis, Phillips. 



Though the many specimens of C'honetes found in Hartley's 

 Quarry vary greatly in relative length and width, there is never- 

 theless now no good character by which to distinguish them from 

 the common Carboniferous fossil to which Mr. T. Davidson and 

 myself have referred it. The radiate striation, concentric lines 



