ORTHOPTERA. 
BY 
Robert McLachlan, F.L.S. 
The General Subject. 
Costa, A. Fauna del Regno di Napoli. Ortotteri (Locustidea). 
A half -sheet, with the press-mark ‘ Gennaro, 1871,’ has not appeared in 
previous Records. A table is given of the genera occurring in southern 
Italy. Saga italica^ $ , is figured on pi. xii. fig. 1. 
Graber, V. Kurzer Bericht fiber eine grossere, die sogenannten Gehor- 
organe der ^eradfifigler betreffende Arbeit. MT. Ver. Steirm., 1874, 
pp. 21-31. 
Schmidt, Oscar. Die Gehororgane der Heuschrecken. Arch. mikr. 
Anat. xi. pp. 195-215, pis, x.-xii. 
Concerns the Acrydiidce and Locustidce^ with 'remarks on the homolo- 
gies of the stridulating organs in these two»groups, after microscopic 
examination of prepared fresh examples. 
ScuDDER, S. H. Notes on OrtJioptera from Northern Peru, collected by 
Professor, James Orton. P. Bost. Soc. xvii. pp. 257t282. 
• . A Century of Orthoptera. Tom. cit. Decade ii., Locustarice, pp. 
454-462 ; iii., Acrydii (^Pezotettix, Caloptenus)y pp. 472-478 ; iv., 
Acrydii^ pp, 510-517. 
Stal, C. Recensio Orthopterorum. Revue critique des Orthopteres 
ddcrits par Linn4, De Geer, et Thunberg. Pt. iii. Stockholm, 1875, 
8vo, pp. 1-10 & 1-105. [Cy, Zool. Rec. x. p. 439, xi. p. 459.] 
Concludes the series ; principally occupied by Phasmidce^ which see. 
The species occurring in St. Helena are enumerated in Melliss’ “ St. 
Helena,” pp. 164 & 165. 
Kirby’s descriptions of North American species, in the “Fauna Boreali- 
Americana,” are reproduced by C. J. S. Bethune ; Canad. Ent. vii. pp. 
129-130. . . 
Fifteen species (including 4 new) are recorded from the boundary line 
between British North America and the United States, chiefiy from the 
district of the Souris River. Caloptenus spretus swarmed in July. 
Sc UDDER, ill Dawson’s Report on Geology and Resources of 49 th parallel 
(Montreal : 1875), appendix, pp. 343-345. 
