PLATE IX. 



Fig. Page. 



1. Phylomylacris mantidioides (G-oldenberg) ; basal portion of a left fore- 



wing. X 4i|. Upper Coal Measures (zone of Anthracomya 

 phillipsii); South Hylton, opposite Claxheugh on the Wear, Durham. 

 Hancock Museum, Newcastle-on-Tyne (Kirkby Coll.). 125. 



2. Soomylacris deanensis (Scudder) ; a right fore- wing, showing the under 



surface. X 1^. Found by Mr. F. Stock in Coal Measures at 

 Foxe's Bridge, Forest of Dean, Gloucestershire. U.S. National 

 Museum, Washington, D.C. (Lacoe Coll., no. H. 2132 b; Nat. Mns., 

 no. 38090). 128. 



3. Soomylacris stocki, sp. nov. ; fragmentary remains of a fore- wing, partly 



overlaid by the remains of a second. x 2h Found by Mr. F. 

 Stock in Coal Measures at Crump Meadow, Forest of Dean, 

 Gloucestershire. U.S. National Museum, Washington, D.C. (Lacoe 

 Coll., no. H. 2132 c; Nat. Mus., no. 38090). 130. 



4. Soomylacris burri, Bolton; almost complete fore-wing. X i-\. Coal 



Measures (in dark shale from a depth of 1208 feet) ; Barfreston 

 Boring, Kent. Museum of the Kent Coal Concessions Co., Dover. 131. 



5. Orthomylacris lanceolata, Bolton; left fore-wing, with the base missing. 



X 2^. Coal measures (shales associated with the Graigola Seam, 

 Pennant Series).; Clydach Merthyr Colliery, Clydach Valley, 

 Swansea Vale, Glamorganshire. Mus. Pract. Geol., no. 24511. 133. 



6. (Blattoidea) peachi (Woodward) ; complete upper surface of insect, 



showing the head, pronotum, larval wings, and the segments of the 

 abdomen. X 2^. Coal Measures (grey sandy shale with nodules 

 of impure clay and ironstone, at 91 feet 6 inches below the surface); 

 Greenhill Pit, Kilmarnock. Kilmarnock Museum. 134. 



7. Leptoblattina exilis, Woodward ; co-type of almost complete insect, seen 



from the upper surface. X 2. Middle Coal Measures (binds 

 between the " Brooch " and " Thick " Coals) ; Coseley, Stafford- 

 shire. British Museum (Johnson Coll.), no. 1005. 130. 



8. Ditto; a second co-type, with the enlarged epimera well seen on the 



left side of the abdomen. X 2. British Museum (Johnson Coll.), 



no. 1066. 136. 



