LOCUSTHXE. 459 



biseriatim spinulosis ; a/a antics lata, perparum falcalce ; ales 

 , posticce cinerece, breinores, apicefuscce et subtililer reticulates. 



Female. Ferruginous. Head as broad as the fore border of the pro- 

 thorax ; vertex rugulose in front, wilh a transverse ridge between the 

 amennae; labrum whitish in front. Eyes elliptical, small, prominent. 

 Palpi testaceous. Antennae brown, wilh testaceous rings. Protborax 

 scabrous, with one longitudinal and two transverse slightly impressed Hoes ; 

 disk flat, widening hindward ; fore border almost straight; hind bordei 

 slightly rounded. Piosternum with two short spines. Mesosternum and 

 inetasternum notched. Oviduct hardly curved, as long as the abdomen. 

 Legs long; spines minute; fore femora with three spines in one row 

 towards the tips; middle femora unarmed; hind femora with two rows of 

 spines, three-fourths of the length of the fore wings; four anterior tibiae 

 with two rows of spines ; hind tibiae with four rows. Fore wings broad, 

 longer by two lines than tbe hind wings, indistinctly subfalcate; costa 

 slightly rounded ; interior border almost straight; exterior border oblique. 

 Hind wings cinereous; tips brown, minutely reticulated. Length of the 

 body 15 lines; expansion of the fore wings 50 lines. 



a. Ceylon. Presented by Dr. Templeton. 



The following genera include the Plerochrozidce. 



Genus 142. PTEROCHROZA. 



Pterochroza, Serv. Rev. 47; Hist. Ortk. 431. Brulle, Burm. Handb. Ent. 

 ii. 696. 



A. Alae posticae non excisae. 



a. Alae posticae ocellalae. - ocellata. 



b. Alae posticae noil ocellatae. 



* Alae posticae maculatae. - - siccifolia. 

 ** Alae poslicae non maculatae. 



f Alae posticae strigatae. aridifolia. 



f-f Alae posticae non strigatae. - trapeziformis. 



B. Alae posticae excisae. 



a. Alae anticae valde excisae. 



* Alae posticae nigricante non strigalae. - illustrata. 

 ** Alae poslicae nigricante strigatae. 



f Alae posticae conferte strigatae. 



J Alae anticae disco albo-maculatae. - cristata. 



Jt Ala? anticae disco nou albo-maculatae. picturata. 



-ff Alae posticae antice vix strigatae. - - colorata, 



b. Alae anticae vix excisae. 



* Alae posticre strigata?. pictifolia, 

 ** Alae posticae non strigatae. decorata, 



1. PTEROCHROZA OCELLATA. 



Gryllus (Tettigonia) ocellatus, Linn. Mus. Lud. 129 ; Syst. Nat. ii. 696. 

 Stoll, Saut. et Gryll. pi. 1 a. pi. 2 a. f. 2, 3 Locusta siccifolia, Deg 



