LOCUSTlDiE. 383 



12. Orophus notatus. 



Mas. Cervinns ; caput postice fusco bimaculatalum, carina snhquadrata 

 disco subconcavu ; antenna: nigro annulatce ; prothorax disco piano 

 posfice latescente, carinis lateralibus fuscis bene delerminaiis ; pedes 

 graciles, subspinosi, fetnoribus posticis alarum nnticaruni dimidio 

 l.ongioribus ; alee anticcB nigro gullalce el biplfigiatce, costa sub- 

 rotundata, margine interiore valde rotundato ; alee posliccB longiores^ 

 diaphancB, apice cervince nigro conspersce. 



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

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

 vertex shallow, subquadrate, very little lunger than broad, slightly concave- 

 in the disk, broader than the first joint of the antennae, conti«2;uous to the 

 subquadrate part of the front between the sockets of ihe anlennaB. Eyes 

 elliptical, prominent. Antennae with several black rings. Prolhorax elon- 

 gate ; disk flat, widening hindward, with a sli;;htly 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. Metasternura much more deeply 

 notched than the mescsternum. Supra-anal hunina short. Cerci stout, 

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

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

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

 of the fore wings; hind tibiae with four rows of spines. Fcjre wings rather 

 broad, rounded at the tips, with 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. Leugth of the body 

 12 lines; expansion of the fore wings 38 lines. 



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



West Indies. 



13. Orophus vigens. 



F(cm. Viridis ; vertex inter antennas latm, planus, marginibus laterali- 

 bus elevalis ; frons inter antennas incisa ; prolhorax dense punctatus, 

 disco postice suhlatescente lineis duabus tra7isversis impressis, carinis 

 lateralibus albidis acutis ; abdomen teslaceum ; oviduclus brevissimus ; 

 aim anliccB laics, femoribus posticis plus duplo longiores, cosla usque 

 ad apicem convexa ; alee posticcc diaphance, slriga apicaii 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 anteunee 



