PLATE XIV. 



Figs. 1 — 4. — Anthracomga modiolaris. From the roof of the Holly-Lane Coal, 

 Hanley and Bucknall Colliery. My Collection. (Page 95.) 



Fig. 5. — Anthracomya modiolaris. From the same horizon at Harecastle, North 

 Staffordshire Coal-field. My Collection. (Page 95.) 



Fig. 6. — Anthracomya modiolaris. From the roof of the Holly-Lane Coal, 

 Bucknall. My Collection. (Page 95.) 



Figs. 7 and 8. — Anthracomya modiolaris. From the same horizon; Adderley 

 Green. In the Coliection of Mr. John Ward, F.G.S., of Longton. (Page 95.) 



Fig. 9. — Anthracomya modiolaris. A cast. The type specimen figured by 

 Mr. Salter in the Iron-ores of South Wales, pi. ii, fig. 13, refigured by permission 

 of the Director-General of the Geological Survey of Great Britain. In the Col- 

 lection of the Geological Survey, Jermyn Street, London. (Page 95.) 



Fig. 9 a. — The same specimen seen from above. 



Fig. 10. — Anthracomya modiolaris. From Shettleston, Scotland. In the 

 Collection of Mr. Beveridge of Glasgow. (Page 95.) 



Fig. 11. — Anthracomya, modiolaris. A cast from the Splint Coal, Wishaw. In 

 the Braidwood Collection of Dr. Hunter. (Page 95.) 



Fig. 11 a. — The same viewed from above. 



Figs. 12 — 31. — Anthracomya Williamsoni, A series of all ages from the roof 

 of the Hard Mine Coal at Adderley Green, North Staffordshire. My Collection. 

 (Page 99.) 



Fig. 32. — Anthracomya modiolaris. An example showing the hinge from 

 Whitley, Northumberland. My Collection. (Page 95.) 



