FIGURES 237–258. Habitus and body parts. 237–238 Thrinchus arenosus arenosus, 237 in Pamphagidae (Orthoptera: Acridoidea) from the Palaearctic Region: taxonomy, classification, keys to genera and a review of the tribe Nocarodeini I. Bolívar

FIGURES 237–258. Habitus and body parts. 237–238 Thrinchus arenosus arenosus, 237 male; 238 female. 239–240 Filchnerella beicki, 239 male, 240 female. 241–242 Filchnerella alashanicus, 241 male holotype, 242 female paratype. 243– 245 female facial carina, 243 Filchnerella kukunoris; 244 and 245 Filchnerella alashanicus, paratypes. 246–247 Mongolotmethis gobiensis gobiensis, 246 male holotype, 247 female paratype. 248–249 Beybienkia songorica, 248 male holotype, 249 female paratype. 250 Beybienkia amica, female holotype. 251–252 female pronotum, 251 Beybienkia lithophila, paratype; 252 Beybienkia amica, holotype. 253–255 Eotmethis nasutus, 253 male paratype; 254 male holotype; 255 female paratype. 256–257 Rhinotmethis hummeli, 256 male lateral; 257 ditto dorsal. 258 Rhinotmethis beybienkoi, male.