576 CATALOGUE OF 



postica nigro yuttala ; tibiae poslicae nigricante bifasciatcc, apices 

 versus rufce,' spinis albis apice nigris ; alee anticce cinerece, corpore 

 breviores venis piceo variis ; ala ponlicce subcinerece, venis nigris basi 

 albidis. 



Female. Green, partly testaceous. Head and prothorax with a broad 

 black stripe which occupies the whole of the fore part of the vertex and of 

 the front. Head with a very slight keel, its fore part flat, hardly 

 hexagonal ; front thinly punctured, with four very slightly indicated keels. 

 Eyes livid, elliptical. Antennae piceous, tawny towards the base. Pro- 

 thorax finely scabrous, with the usual four transverse impressed lines; disk 

 flat, with a very slight keel; fore border straight; sides and hind border 

 very slightly rounded. Prosternal spine whitish, thick, oblique, slightly 

 curved, extending nearly to the mesosternum. Hind femora as long as the 

 abdomen, longer than the hind tibiae, with a row of black dots on each 

 side. Hind tibia? with two blackish anteinedial bands, bright red towards 

 the tips; spines white, with black tips. Hind tarsi bright red. Fore 

 wings cinereous, rather shorter than the body ; veins tawny, partly piceous. 

 Hind wings slightly cinereous; veins black, whitish at the base and 

 towards the interior border. Length of the body 21 lines ; expansion of 

 the fore wings 38 lines. 

 a. South Africa. Presented by Sir A. Smith. 



f Prothorax tricarinatus. 



The group indicated by this character is here omitted, as it has most 

 affinity to Caloplenus. 



Prosterni spina saepissime gracilior, recta, non aut vix obliqua. 

 -j- Prothorax scaber, postice latior. 

 X Proihoracis margo anticus non incisus. 

 H- Prothoracis carina conspicua, lineis transversis impressis beue 



determinate. 



++ Linea prothoracis 3a transversa conspicua. 

 Genus 9. ACKIDIUM. 



Gryllus, Linn., Fabr., Charp. Locusta, Leach Acridium, Geoffr., Oliv., 

 Lair., Serv., Burm. Brulle, Fisch. de W. Fisch. Or/A. Eur. 387. 



Europe. 

 1. ACRIDIUM TATABICUM. 



. , Roes, Ins. Loc. ii. pi. 18, f. 8. Descr. Egypte, Orlh. pi. 6, f. 12 ; 



pi- 7, f . 2 Gryllus (Locusta) tataricus, Linn. Syst. Nat. i. 2, 700 

 Gryllus tartaricus, Fabr. Ent. Syst. ii. 53. Cyrill. Spec. Ent. Neap. 

 pi. 2, f. 1. Oliv. Enc. Meth. vi. 220. Charp. Hor. Ent. 130 Gryllus 

 (Locusta) JSjiyptius, Linn. Mus. Lud. Ulr. 138 Gryllus migratorius, 

 Scop. Ent. Cam. 109 Gryllus lineola, Fabr. Ent. Syst. ii. 54. 

 Rossi, Faun. Elr. i. 269; Ed. III. 332. Charp. Hor. Ent. 131, pi. 4, 

 f. 1. Ramb. Faune. Andal. 77 Acridium tartaricum, Lair. Hist. 

 Nat. xii. 150. Serv. Hist. Orth. 657. Fisch. Orth. Eur. 388, pi. 15, 

 f. 57 Acridium tartaricum, Oliv. Enc. Meth. vi. 220 Acridium 



