94 MR ROBERT KIDSTON ON THE 



and extending into the produced angular points, central portion smooth, border faintly 

 striated transversely. 

 Size. — *90 mm. 



Middle Coal Measures. 

 Horizon and Locality. — Eastwood Marl Works. Hanley. 



Triletes XXI. 

 Plate, fig. 4. x 30. 



Description. — Macrospore small, circular. Outer surface smooth. Inner surface 

 smooth, triradiate ridge occupying about fths of surface, well defined, but not very 

 strong ; extremities of arms of triradiate ridge connected by a semicircular line. 



Size. — 90 mm. 



Middle Coal Measures. 

 Horizon and Locality. — Eastwood Marl Works. Hanley. 



Stigmaria, Brongt. 

 Stigmaria ficoides, Stemb. sp. 



Stigmaria ficoides, Brongt., Class, d. veget. foss., pp. 9 and 28, pi. i. fig. 7. 



„ „ L. and H., Fossil Flora, vol. i. pis. xxxi.-vi. 



Variolaria ficoides, Stemb., Vers., i. fasc. i. pp. 22 and 24, pi. xii. figs. 1-3. 



Generally distributed. 



Upper Coed Measures. 



Horizon and Locality. — About 300 yards above Bassy Mine Ironstone. Railway 



Cutting, Florence Colliery, Longton, and Bradwell Wood, 

 Longport. 



Middle Coal Measures. 



Horizon and Locality. — Bassy Mine Ironstone. Florence Colliery, Longton. 

 „ ,, Great Row Coal Rock. Fenton. 



Lower Coal Measures ( Upper Series). 



Horizon and Locality. — 12 yards below New Mine Coal. Adderley Green Colliery, 



near Longton. 

 ,, ,, 2 yards below Hard Mine Coal. Weston Coyney Colliery, 



Longton. 



