SYNOPSIS OF THE ORTHOPTERA OF WESTERN EUROPE. 



93 



7. APicALis, HeiT.-Sch. 



Fieb. 



9. BIGUTTULUS, L. 



3.3. Posterior tibire yellow or bluish ; posterior 



• femora with no grey bands, only with 



irregular spots of this colour ; elytra 



and wings well developed, longer than 



abdomen. 



4. Large (15mm.- liJmm. i ,21mm.-'27mm. 



? ). Colour yellowish-green, with 



apex of abdomen of i red above ; 



scapular area of elytra with a long 



white stripe ; wings hyaline, with 



apex darker 



4.4. Size smaller (13mm. -15mm. i , 



•20mni.-22mm. ? ). Colour pale 



yellowish, ochraceous, generally 



with greyish spots ; the apex of 



abdomen of the general colour, or 



very faintly reddish, and elytra of 



? with no white band ; wings dark 



or hyaline 



2.2. Typical sulcus of pronotum in middle or before 



middle. 



3. Elytra of <f very broad, with fore border 



strongly bowed by dilation of scapular 



area ; this and the radial area strongly 



dilated, brilliant and transparent, the 1st 



and 2nd radial veins flexuose ; in ? , 



elytra narrower, anterior border ai'ched, 



and scapular area slightly broadened 



3.3. Elytra of i but slightly broadened, 



anterior border but slightly arched ; 



scapular area slightly, and radial area 



not at all, dilated, the 1st radial veins 



very straight; ? elytra narrow, anterior 



border almost straight, scapular area 



not dilated . . . . . . . . 10. bicolok, Charp. 



1. Stauroderus morio, Fabricius (~iiidan(ii>ti'ni><, Borck). 



Large, dark olive; elytra dark, different in the two sexes; in ^ , 

 fore border strongly arched, mediastinal vein strong, bent, scapular 

 and discoidal areas very broad, with parallel straight transverse vein- 

 lets ; ulnar veins united, very straight ; elytra of ? broad, but 

 anterior border not so bowed ; mediastinal area as in J , but scapular 

 and discoidal areas not dilated, irregularly reticulated ; wings smoky, 

 nearly black, the mediastinal and radial veins thickened, strong, the 

 former curved, forming with the latter a regular bright shining area ; 

 hind femora olive; tibiiB red. Length of body, 19mm. J; 2;^mm. 

 J ; of pronotum, 4 •2mm. J , 5mm. ? ; of elytra, 18uim.-19miii. J , 

 18mm. $ . 



A large species, conspicuous by its size, dark colour, smoky veins, 

 and clattering stridulation, resembling the winding of a watch, when 

 chirping at rest, and clattering noise when flying. 



Widely distributed in the mountains of central Europe. In 

 France it occurs at Larche, Savoy, Bareges, Cauterets, Mont Dore, 

 Gavarnie, Canigou, Bagneres de Luchon, Chartreuse, Serre. and many 

 other localities in the Pyrenees and Alps. In Spain, it is found in 

 the mountains of the north and centre, La Granja, Guadarrama, 

 Cuenca, Ona, Panticosa, Penalara, Collsacabra, Cambron, Salto, Jaca, 

 Montseny. It is found also throughout Switzerland, and on the 

 Italian slopes of the Alps ; in North Germany, and Sweden, as well 

 as in Austria, in the Tirol ; it is common round Innsbruck. 



