LOCUSTID^. 357 



Genus 90. ANCYLECHA. 

 Ancylecha, Serv. Hist. Orth. 411. 



1. Ancylecha lunuligera. 



Locusta fenestrata ? i^air. Enl. Syst. ii. 34 — Ancylecha lunuliofera, ^Serv. 

 Hist. Orth. 412 — Locusta (Phylioptera) fenestrata, Haan, Verz, Nat. 

 GescL Ned. lad. Bez. Ins. 197. 



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



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



Genus 91. TRICALA. 

 Corpus robustum. Caput coruu brevi valido oblique ascendeute arma- 

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

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

 sellatus, transverse bisulcatus, postice subascendens. Alae anticsB vix latae, 

 apice Iruncatae. 



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. Protborax 

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

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

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



1. Tricola hvstrix. 

 Phaneroptera hvstrix, Westw. 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 subaequales ; 5us clavatus, 4o valde 

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

 Abdomen thorace vix longius; cornicula apicalia lanceolata, arcuata. 

 Pedes breves robusti; femoribus tibiisque spiuosis, femoribus dilatato 

 spinosis. Alse aniicae angustae, apice subtruncatae, alis posticis breviores. 



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

 narrower than the prothorax; 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 tibiae with 



