LOCUSTID^i. 383 



12. OROPHUS NOTATUS. 



Mas. Cervinus ; capul postice fusco bimaculatatum, carina subquadrata 

 disco subconcavo ; antennae nigro cumulates; prothorax disco piano 

 postice latescent.e, carinis lateralibus fuscis bene determinatis ; pcdes 

 graciles, subspinosi, femoribus posticis alarum anticarum dimidio 

 longioribus ; alee anticee nigro gultatce et bipl<igiatoe, costa sub- 

 rotundata, margine inleriore valde rotundato ; alee poslicce longiores, 

 diaphana, apice cervina nigro conspersce. 



Male. Fawn-colour, slender. Head as broad as the fore border of 

 the prothorax, with a brown spot on each side behind the eye ; keel of the 

 vertex shallow, subquadrate, very little longer than broad, slightly concave 

 in the disk, broader than the first joint of the an leu use, contiguous to the 

 subquadrate part of the front between the sockets of the antennae. Eyes 

 elliptical, prominent. Antenna? with several black rings. Prothorax elon- 

 gate ; disk flat, widening hindward, with a slightly impressed longitudinal 

 line which emits on each side a branch extending obliquely forward ; lateral 

 keels brown, sharply defined; fore border concave ; lateral lobes elongate, 

 slightly rounded ; hind border rounded. Metasternum much more deeply 

 notched than the mesosternum. Supra-anal lamina short. Cerci stout, 

 lanceolate, curved. Subgenital lamina with two slender much-curved styles 

 which have black tips. Legs slender; spines minute; hind femora in- 

 crassated for half the length from the base, about two-thirds of the leugth 

 of the fore wings; hind tibia? with four rows of spines. Fore wings rather 

 broad, rounded at the tips, wilh several scattered black dots and two small 

 black patches; the latter in the middle, one beyond the other; costa 

 slightly rounded ; interior border much rounded ; the greatest breadth at 

 somewhat beyond the middle, rather more than one-third of the length ; 

 veins irregularly ramified, forming irregular areolets of various size ; 

 scapular vein slightly diverging from theexterno-medial beyond the middle. 

 Hind wings pellucid, longer by three lines than the fore wings ; veins testa- 

 ceous; apical part fawn-colour, with black dots. Length of the body 

 12 lines; expansion of the fore wings 38 lines. 



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



West Indies. 

 13. OROPHUS VIGENS. 



Frem. Viridis ; vertex inter antennas talus, planus, marginibus laterali- 

 bus elevatis ; frons inter antennas incisa ; prothorax dense punctatus, 

 disco postice sublatescente lineis duabus transversis impressif, carinis 

 lateralibus albidis acutis ; abdomen teslaceum ; oviduclus brevissirnus ; 

 alee anliccB lutee, femoribus posticis plus duplo longiores, costa usque 

 ad apicem convex a ; alee posticce diaphance, striga apicali lata 

 viridi. 



Female. Grass-green, shining. Head almost as broad as the pro- 

 thorax; vertex broad, flat and with an elevated border on each side 

 between the antennae; elongation of the front between the antennae 



