LOCUSTID3. 357 



Genus 90. ANCYLECHA. 



Ancylecha, Serv. Hist. Orth. 411. 



1. ANCYLECHA LUNOLIGEBA. 



Loeusta fenestrata ? Fabr. Ent. Syst. ii. 34 Ancylecha lunuligera, Serv. 

 Hist. Ortk. 412 Locnsta (Phylloptera) fenestrata, Haan, Verz. Nat. 

 Gesch. Ned. Ind. Eez. Ins. 197. 



a. Assam. From Mr. Warwick's collection. 



b. Java. From Mr. Argent's collection. 



Genus 91. TRIG ALA. 



Corpus rohustum. Caput cornu brevi valido oblique ascendeute arma- 

 tum. Oculi fere rotundi, valde prominuli. Palporum maxillarium articuli 

 3us et 4us robusti, subaequales ; 5us valde longior et gracilior. Prothorax 

 sellatus, transverse bisulcatus, postice subascendens. Alae anticoB vix lata?, 

 apice truncate. 



Body stout, smooth, shining. Head a little narrower than the pro- 

 thorax ; a stout, short, obliquely ascending horn on the vertex between the 

 eyes ; front erect. Eyes nearly round, very prominent. Third and fourth 

 joints of the maxillary palpi stout, nearly equal in length; fifth longer than 

 the two preceding joints together and much more slender. Prolhorax 

 saddle-shaped, with two transverse furrows and with an elevated hind part. 

 Mesosternum and metasternum notched. Fore wings hardly broad, trun- 

 cated at ihe tips, a little shorter than the hind wings. 



1. TBICOLA HYSTRIX. 



Phaneroptera hyslrix, Weslw. Arc. Ent. pi. 70. 

 Colombia. 

 a. Brazil. Presented by the Entomological Club. 



Genus 92. VALNA. 



Mas. Corpus glabrum,breviusculum, sat robustum. Caput parvum, 

 prothorace angustius ; vertex carinatus. Oculi rotundi, valde prominuli. 

 Palpi breviusculi; articuli 3us et 4us subaquales ; 5us clavatus", 4o valde 

 longior. Protborax sellatus, postice planus et rotundatus. Sternum incisuoa. 

 Abdomen thorace vix longius; cornicula apicalia lanceolata, arcuata. 

 Pedes breves robusti ; femoribus tibiisque spiuosis, femoribus dilatato 

 spinosis. Ala? aniica? angustae, apice subtruucatse, alis posticis breviores. 



Male. Body smooth, shining, rather stout and short. Head small, 

 narrower than the pi othorax; vertex keeled ; front erect. Eyes round, 

 extremely prominent. Maxillary palpi rather stout; third and fourth joints 

 nearly equal in length ; fifth clavate, much longer than the fourth. 

 Antennae long, slender. Prothorax saddle-shaped; hind part flat, elon- 

 gated, rounded ; fore border straight ; sides rounded. Sternum notched in 

 each division. Abdomen hardly longer than the thorax; apical appendages 

 curved, lanceolate. Legs short, thick ; femora beyond the middle with a 

 dilated membrane which is armed with spines ; four anterior tibia? with 



