580 CATALOGUE OF 



12. ACRIDIUM VICARIUM. 



Foem. Testaceum, sat gracile ; caput striyis duabus lateralibus flavis, 

 verlice antico piano hexagonali ; antenna fulvte ; prolhorax sub- 

 rufiscens, vix carinatus, margine postico producto valde rolundalo, 

 plaqis duabus pallide fuscescentibus flavo unislrigalis ; prosterni spina 

 albida, sat gracilis ; alee anticce pallide cinerefe, maculis plurimis 

 cinercis nigro-venosis ; alee posticce diaphance, nigro venosce. 



Female. Testaceous, raiher slender. Head smooth, with two yellow 

 streaks between each eye and the mouth ; fore part of the vertex flat, 

 hexagonal; front punctured, with four keels, the inner pair most approxi- 

 mate in the middle, the outer pair diverging towards the face. Eyes 

 fusiform. Antenna) tawny. Prothorax finely scabrous, hardly keeled, with 

 the usual four transverse impressed lines ; fore border and sides very slightly 

 rounded; hind border elongated, much rounded; disk partly reddish; a 

 pale brownish patch on each side including a yellow streak. Prosternal 

 spine whitish, rather slender. Hind femora shorter than the abdomen, 

 lunger than the hind tibiae ; spines of the latter whitish, with black tips. 

 Fore wings pale cinereous, longer than the body, with numerous cinereous 

 black-veined spots ; veins elsewhere pale. Hind wings pellucid ; veins 

 black, pale towards the base. Length of the body 21 23 lines; expansion 

 of the fore wings 48 50 lines. 



The hind part of the prothorax is a little less widened than that of 

 A. pereyrinum, which it closely resembles. 



a. "Orizaba. From M. Salle's collection. 



Vur. (3. Head with a ferruginous lanceolate streak from each eye to 

 the month. Prothorax with four piceous slender parallel abbreviated 

 lines. 



b. Oajaca. From M. Salle's collection. 



13. ACRIDIUM STBENDUM. 



Foem. Testaceum, sat robustum ; vertex antice planus, hexagonalis ; 

 antennae fulva ; spina pectoralis robusta ; tibice posticce rvfescentes ; 

 alte anticce cinerece, fulvo venosce, corpore vix breviores ; alee postica 

 diaphancs, nigro venosce. 



Female. Testaceous, rather stout. Head smooth ; fore part of the 

 vertex flat, hexagonal; front with four well-defined keels, the inner pair 

 hardly diverging, the outer pair much diverging towards the face. Eyes 

 tawny, elongate-elliptical. Antennas tawny. Prothorax finely scabrous, 

 with a distinct dorsal keel and with transverse impressed lines; fore border 

 slightly rounded ; sides nearly straight; hind border rounded. Prosternal 

 spine stout. Hind femora stout, as lon<j as the abdomen, a little longer 

 than the hind tibiae ; the latter reddish, their spines with black tips. Fore 

 wings cinereous, very nearly as long as the body; veins tawny. Hind 

 wings pellucid; veins black, pale towards the b:ise and towards the 



