~ LOCUSTIDiE. 295 



Female. Body thick, convex, nearly cylindrical. Head and prothorax 

 thinly punctured. Head very larjje, a little broader than the prothorax ; 

 a short acute horn between the sockets of the antenuce ; front and face 

 scabrous. Eyes small, close to the sockets of the antennae, extremely pro- 

 minent. Mandibles large, broad, with two or three teeth ; tips acute. 

 Maxillary palpi about twice the length of the labial palpi; third joint 

 shorter than the second ; fourth subclavate, very much longer than ihe 

 third. Antennae much more than twice the length of the body. Prothorax 

 with parallel sides, somewhat longer than broad, with a slight longitudinal 

 furrow and with two transverse furrows, of which the second is more 

 distinct than the first. Proslernum with two spines. Cerci short, broad, 

 about one-sixth of the length of the oviduct. Oviduct broad, sabre- 

 shaped, much curved upward, a little shorter than the abdomen. Legs 

 thick, moderarely long; femora and tibiae with many rather small spines; 

 tarsi three-jointed; third joint with two foliaceous appendages at the 

 base. Fore wings as long as the body, a little longer than the hind wings, 

 irregularly and very thickly reticulated ; transverse sectors extremely 

 numerous; scapular vein forked beyond half its length, its two branches 

 also forked ; the next vein with one fork. Hind wings very broad, wholly 

 reticulated ; transverse sectors numerous, mostly regular. 



3. Agr^cia megacephala. 



Locusta megacephala, Haan, Verz. Nat. Gesch. Ned. Ind. Bez. Ins. 209, 



pi. 19, f. I. 

 New Guinea. Aru. 

 a. Boroo. From Mr. Wallace's collection. 



4. Agr^cia laticeps. 



Locusta laticeps, Haan, Verz. Nat. Gesch. Ned. Ind. Bez. Ins. 210 — 

 megacephala, var.? 



Amboina. 



5. Agr^cia solida. 



Mas et foera. Testacea, crassa^fere cylindrica, parce punctata; caput 



unispinosum^ prothorace vix lalius, fronte picea scabra, facie nigra 



apicem versus paliide testacea ; palpi pallide testacei ; prothorax 



transverse bisulcatus, margine postico subproducto valde rotundato ; 



pectus nigro trifasciatum, prosierno bispinoso ; abdomen apice bidenta- 



tum et quadrispinosum ; pedes biseriatim spinosi, femoribus posticis 



uniseriatim spinosis, tibiis posticis quadriseriatim spinosis ; alee 



anticm confertissime reticulata, costa valde rotundata; alee posticcB 



diaphancB, venis pallide testaceis. Foera. — Oviductus piceus, arcuatus^ 



abdomine mullo brevior. 



Mate. Testaceous, stout, nearly cylindrical. Head and prothorax 



thinly punctured. Head hardly broader than the prothorax ; an acute 



spine between the eyes ; front scabrous, piceous ; face and labrum black; 



face pale testaceous towards the tip. Eyes very prominent. Palpi pale 



testaceous ; fourth joint of the maxillary palpi much shorter than the third ; 



fifth subclavate, truncate, much longer than the third. Antennae about 



