LOCUSTIDiE. 477 



prominiili. Antennae longa;, g^racilliuiae. Prolhorax longiusculus, sclli- 

 fonnis, subrugulosiis, (submavoiuaUis, lateiibus postice lotundatis. Pio- 

 slernum bispinosuni. Mesosteiiunn valde incisum. Lamina siibj;enitalis 

 bilobata. Cerci crassi, Ijievissimi, areuati. Pedes giaciles, f'enioribus 

 posticis biseriatim spinulosis, tibiis posticis quadriser'atim spinulosis. Alae 

 anlica; dense et inoidiiialim leliculatse, abdomen paullo supevanles. Alae 

 posUcie nulhe. 



]\[ale. Body slender, shining. Head short, a llitle broader than the 

 fore border of the prolhorax ; a short erect conical horn between the 

 antennae, wilh a stout porrect spine on its fore side; hind pait roughly 

 punctured ; fore part large, nearly smooth. Eyes small, round, very promi- 

 nent. Fourih joint of the maxillary palpi shorter than the third ; fifth sub- 

 clavate, obliquely truncated, much longer than the third. Antenna; long, 

 very slender. Prolhorax slightly rugulose, elongate, saddle-shaped, wilh a 

 slightly elevated border ; a slight oblique furrow on each side ; fore border 

 very slightly concave in the middle ; sides rounded hind ward ; hind border 

 slightly rounded, slightly notched on e;ich side. Prosterunm wilh uvo long 

 slender spines. Mesosteruum deeply notched. Meiasiernum entire. 

 Subgenilal lamina bilobed. Cerci curved, very short and sioul. Legs 

 slender; four anterior femora and tibias unarmed; hind femora with two 

 rows of very minute spines beneath ; hind tibice with four rows of very 

 minute spines. Fore wings extending a little beyond ihe tip of the abdo- 

 men, iliickly and irregularly reticula;ed. Hind wings not developed. 



1. BaNZA NIGRIFRONS. 



JMas. Testacea ; caput anlice nigrum, cli/peo labrogue (eslaceis ; anienncB 

 bnsi nigra bigullaia ; prolhorax nigra bipuncialtis ; pectus niger ; 

 venter nigra Mvittalus et biseriatim giUtalus ; pedes nigra canspersi ; 

 alcE anticce picece, teslaceo venoscc. 



Male. Testaceous. Head black in front; clypeus and labrum testa- 

 ceous. Eyes pale livid. First joint of the antennfe with iwo black dots 

 and a black line on the fore border; second mostly black. Prolhorax wilh 

 a narrow black point on each side of the fore disk ; sutures partly black. 

 Pectus black. Abdomen beneath with a short black stripe on each side 

 and with two rows of black dots. Legs speckled with black; spines with 

 black lips. Fore wings piceous; veins testaceous. Length of the body 

 9 lilies ; expansion of the fore wings 15 lines. 



a. Loochoo Isles. Piesented by Capt. Beachey. 



Genus LEZINA, page 199. 



Lezina concolor, page 200. 



Mas. Testacea, sat gracilis, fere cylindrica ; caput prolhorace paulla 

 lalius ; aculi fere ftisifornies, non proniinuli ; cerci seiacti, seiulosi^ 

 abdomini aquilongi ; pedes longiusculi, sal graciles, femoribus 

 quatuar anlerioribus uniseriatim spinulosis, ffinoribus pasticis libiis- 

 que quatuar anteriaribus biseriatim spimdosis, tibiis posticis biseriatim 

 spinosis subtus unispinosis apice quadrispinosis. 



IlJate. Testaceous, smooth, shining, rather slender, nearly cylindrical. 

 Head a little broader than the prolhorax ; front thinly punctured, separated 



