232 THE ORTHOPTERA OF DERBYSHIRE. 



ACRIDiE. 



Schistocerca peregrina (Oliv.). Visited the south-eastern 

 counties in some numbers in 1869, spreading into 

 Derbyshire, Staffordshire, Notts., etc. " Two speci- 

 mens were captured in different parts of the town of 

 Burton-on-Trent " (E.B., Zool., 1870', p. 2029). No 

 later records. 



Tettix bipunctatus (L.). Common in Bretby Park (E.B.). 



LOCUSTODEA. 



LOCUSTID^E. 



Locusta viridissima (L.). One was brought to the Derby 

 Museum for determination which had been caught by 

 a boy not far from Derby, about the year 1897 or 

 1898 (G.P.). 

 Dectttwe. 



Thamnotrizon cinereus (L.). At Repton Shrubs, but rare 

 (E.B.). 



Platycleis grisea (Fb.). Near Derby; specimens now in 

 Derby Museum (G.P.). 



P. brachyptera (L.). At Repton Shrubs (?) (E.B.). 



GRYLLODEA. 



Gryllidte. 



Nemobius sylvestris (Fb.). A single individual of this 

 southern species was taken at Willington (G.P.). 

 Possibly an importation. 



Gryllus domesticus, L. House cricket. Common in 



, kitchens and bakehouses. Many of these insects 



were to be heard in a field used for tipping the town 



refuse, near Ashburne, in the fine weather of June, 



1904 (F.J.). 



Gryllotalphxe. 



[Gryllotalpa gryllotalpa (L.). Although described by Glover 

 as " often infesting gardens by the side of canals," 

 the absence of any confirmatory evidence renders its 

 occurrence very doubtful.] 



