LOCUSTIDjE. 415 



medial vein contiguous till near the tip, where they both ramify ; a fold 

 along the anal vein, between which and the interior border the space is 

 minutely reticulated. Hind wings pellucid ; veins very pale green. Length 

 of the body 17 lines; expansion of the fore wings 48 lines. 



The more rounded interior border of the fore wings distinguish it from 

 Z. robusta. 



a. Ceylon. Presented by Dr. Hooker. 

 6. Ceylon. Presented by Dr. Templeton. 



3. ZUMALA MUTILATA. 



Mas. Viridis aut lestacea, robusta ; frons punctata ; prothorax sub- 

 tiliter tuberculatns, perparum carinatus ; styli lamina subgenitalis 

 fusiformes; pedes robusti, breviusculi, libiis yuatuor anterioribus 

 inermibus ; alee anticcs breves, latissimce, margine interiors valde 

 rolundato ; alee posticce breves. 



Male. Green or testaceous, stout, fusiform. Head a little narrower 

 than the prolhorax ; keel of the vertex lanceolate, furrowed, much shorter 

 than the first joint of the antennae and not more than half its breadth ; 

 front punctured, lanceolate between the sockets of the antennae. Eyes 

 brown, small, round, prominent. Prothorax finely tuberculate, very 

 slightly keeled, with two transverse impressed lines, which are abbre- 

 viated on each side; fore border slightly rounded in the middle; sides 

 very slightly angular; hind border very slightly rounded. Abdomen 

 slightly keeled above. Subgenital lamina with two fusiform styles 

 which are curved upward. Legs stout, rather short; four anterior 

 femora with two rows of rudimentary spines beneath; middle femora 

 with one row of small spines above ; hind femora much shorter than 

 the fore wings, with two rows of small spines beneath and with one row 

 of long stout spines above; four anterior tibiae unarmed; hind Unite 

 with a few very minute spines. Fore wings very broad, a little shorter 

 than the body, with irregular and comparatively few areolels; costa slightly 

 rounded; interior border extremely rounded, a deep fold along the anal 

 v^in ; a broad space between the costa and the scapular vein, which is 

 connected with the externo-medial till near the tip. Hind wings pellucid ; 

 veins whitish. Length of the body 9 lines; expansion of the fore wings 

 18 lines. 



a. Ceylon. From the Rev. Mr. Wenham's collection. 



b. Ceylon. From Dr. Thwaites' collection. 



4. ZUMALA CINGALENSIS. 



Mas. Teslaceus, robustus ; caput longiusculum, carina tenni lanceolata 

 acuta subexcavata ; antenna sat validce ; prothorax tuberculatus,sub- 

 carinatus, margine antico rotundato, lateribus rectis crenulatis, 

 margine postico subrotundalo ; lamina supra-analis lata ; lamina sub- 

 genifalis lalissima, apicem versus valde attenuata stylis duobus biarti- 

 culatis ; pedes breves, robusti, spinosuli ; alee anticce fusco notutce. 



Male. Testaceous, stout, fusiform. Head elongate, a little narrower 

 than the fore border of the prothorax ; keel lanceolate, acute, slightly exca- 

 vated, not more than half the breadth of the first joint of the antennae ; 



