PLATE III. 



Fk;. Page. 



1. Gcraphri/iius turpedo, sp. nov. ; dorsal surface of type specimen from 



below, four times nat. size. — Coal Measures ; Coseley, near Dudley. 

 "W. Egginton Collection, no. 10. 54. 



la. Ditto; ventral surface of same specimen from aljove, four times nat. 



size. 54. 



2. Gcvaphvynus anr/idatns, sp. nov. ; dorsal surface of type s]iecimen from 



below, four times nat. size. — Ibid. Wheelton Hind Collection. 49. 



2 a. Ditto ; ventral surface of same specimen from above, four times 



nat. size. 49. 



o. Anthracoinarfus Jiindi, sp. nov. ; dorsal surface of type specimen from 



below, twice nat. size. — Ibid. Museum of Geological Survey, 



Jermyn Street, no. 12148. 64. 



4. Trigonotarhns johusoni, gen. et sp. nov. ; dorsal surface of type 



specimen, seven times nat. size. — Ibid. W. Egginton Collection, 

 no. 7. 74. 



4 a. Ditto ; ventral surface of same specimen, seven times nat. size. 74. 



5. Kreischeria verrucosa, sp. nov. ; dorsal view of type specimen, two and 



a half times nat. size. — Coal Measures ; South Wales. Museum of 

 Greological Survey, Jermyn Street, nos. 25,020 — 21. 78. 



G. ApJiaiitomartns areolafas, gen. et sp. nov. ; dorsal view of type 

 specimen, five times nat. size. — Coal Measures ; South AVales. 

 Museum of Geological Survey, Jermyn Street, nos. 25,01 (> — 17. 81. 



