234 



ORTHOPTERA OF NOVA SCOTIA. — PIERS. 



Hebard, for Newfoundland, in 1915, reported 6 species. 



Walker, for Prince Edward Island, in 1915, reported 11 

 species. 



Smith, for Maine, in 1869, reported 38 species. 



Walker, for Ontario, in 1898-1904, reported about 87 species. 

 (This is exclusiwe oi Blattidce. Of the latter he report- 

 ed, in 1912, 11 species, only 2 of which are natives. 

 This makes a total of about 98 species.) 



Caulfield, for Canada, in 1888, reported 76 species. 



Scudder, for New England, in 1900, reported 98 species. 



Walden, for Connecticut, in 1911, reported 109 species. 



Beutenmiiller, for New York, in 1894, reported 114 

 species. 



Blatchley, for Indiana, in 1903, reported 148 species. 



Scudder, for the whole of United States and Canada, in 

 1901, reported 856 nominal species. 



The known Orthoptera of the world has been estimated 

 as over 10,000 nominal species. 



That is, Nova Scotia has, so far as known, only about 

 3M P^r cent, of the species known to occur in the United 

 States and Canada. 



A numerical comparison between the Orthoptera of Nova 

 Scotia (Piers, 1917) and of New England (Scudder, 1900), 

 may be tabulated by Families thus: — 





Actual numbers 



Percentages 



Families 



Nova 

 Scotia 



New 

 England 



Nova 

 Scotia 



New 

 England 



Forficulidse 





 2 

 

 17 

 6 

 3 



2 



11 



1 



47 

 23 

 14 





 7.13 





 60.72 

 21 43 

 10.72 



2.04 



BlattidtJR . . 



11.23 



Phasmidee 



1.02 



Acrididaj 



47.96 



Tettigoniidae 



23.47 



GryllidEe 



14.28 







Totals 



28 



98 



100.00 



100,00 



