Fossil Insects. 65 



France, have yielded by far the largest and most wonderful GALLERY 

 collection of fossil insects known, embracing Neuroptera, Pseudo- j^^^g^'^g 

 orthoptera, Orthoptera, and Homoptera. One dragon-fly from ^all-case 

 Commentry measures 28 inches in the spread of its wings. In 12, Table- 

 the collection are displayed examples of cockroaches from the ^^^^ ^^' 



■..:^^^c^,i^adB*^ 



Fjg. 108. — Wing oi Ooi (/(uin.t j)KJN(/niar/i, Mantell. Coal-measures: 

 Coalbrookdale, Shropshire. 



Coal measures of Dudley ; of the wings of Brodia priscoUncta, 

 from Tipton, Staffordshire (Fig. 109), showing colour- spots ; of 

 Lithomantis carhonarius (Woodw.), from the Coal-measures of 

 Scotland; of Corydalis Brongniarti, from Coalbrookdale (Fig. 108); 

 and many other examples. 



Fig. 109. — Wing of Brodia priscotinetd, Scudder. Coal-measures: Tipton, 

 Staffordshire. Showing evidence of colour-bands on the wing. 



In the Lithographic Stone (Lower Kimeridgian) of Solen- 

 hofen and of Eichstatt, Bavaria, numerous very beautiful and 

 well-preserved insect-remains have been met with ; many of 

 these may be seen in Wall-case 12. The most interesting are 

 the remains of numerous Libellulae (Dragon-flies) ; of Pygolampis 

 gigantea^ Miinster ; of Cicada^ Gryllacris, etc. Insects occur in the 

 Stonesfield Slate and in the Purbeck Beds : see Table-case 85. Table- 

 In the Tertiary strata remains of insects are very numerous, and *'*^® ^^• 

 comprise almost every existing type. Fossil-remains of many 



