PLATE IV. 



Fig. Page. 



1. Brodia prlscotiucta, Scudder (juvenis) ; Aving. X 1^. Middle Coal 



Measures (binds between the " Brooch " and " Thick ' Coals) ; 

 Coseley, Staffordshire. British Museum, no. I. 1563. 63. 



2. Ditto; slightly older wing with a broad base, x 3. Middle Coal 



Measures (binds between " Brooch " and " Thick " Coals) ; Coseley, 

 Staffordshire. British. Museum, no. I— 1564. 63. 



3. Brodia priscotiucta, Scudder ; immature wing. X li- Middle Coal 



Measures (binds between "Brooch " and " Thick" Coals) ; Coseley, 

 Staffordshire. British Museum (Madeley Coll.), no. I. 2966. 59. 



4<i. " Pteronepionites" johnsoni, sp. now ; very immature wing. X 2. 

 Middle Coal Measures (binds between " Brooch " and " Thick " 

 Coals) ; Coseley, Staffordshire. British Museum (Madeley Coll.), no. 

 I. 2967. 68. 



46. Ditto ; impression of same showing undeveloped apex of wing. X 2. 68. 



5. "Pteronepionites" ambigua, sp. now; crushed larval insect with partially 



developed wings. X 4. Middle Coal Measures (binds between 

 " Brooch " and " Thick " Coals) ; Coseley, Staffordshire. British 

 Museum (Madeley Coll.), no. I. 2968. 68. 



6. " Pteronepionites " lepus, sp.now ; remains of larval insect with immature 



wings and long segmented abdomen, the photograph accidentally 

 placed upside down. X 2. (Obscure traces of what may have been 

 pleural spines can be distinguished.) Middle Coal Measures (binds 

 between "Brooch" and "Thick" Coals); Coseley, Staffordshire. 

 British Museum (Madeley Coll.), no. I. 2969. 69. 



7. zEnigmatodes (?) regularis, sp. now ; portion of inner half of wing. X 2. 



Middle Coal Measures (over the Barnsley Thick Coal) ; Monckton 

 Main Colliery, Barnsley, Yorkshire. British Museum, no. In. 18604. 71. 



8a. Pseudofouquea cambrensis (Allen) ; greater part of left wing. x 2. 

 Lower Coal Measures (top of the Four Foot Seam); Llanbradach 

 Colliery. Mus. Pract. Geol., no. 7272. 72. 



86. Ditto; impression of missing apex of same wing. X 2. 72. 



9a. Archaeoptilus ingens, Scudder; basal fifth of (? right) wing. Natural size. 

 Middle Upper Coal Measures; between Shelton and Clay Lane, near 

 Chesterfield, Derbyshire. British Museum, no. I. 3997. 74. 



96. Ditto; impression of same. X 1J. British Museum, no. I. 3997. 74. 



