80 EUMASTACIN.li:. 



pronotum longer, ruore slender and hooked downwards at the tip, 

 and the lateral lobes more produced externally. 



Length, pronotmn, 19 mm.; hind femur, 8mm. 



Burma : Palon. 



Subfamily II. EUMASTACIN^. 



Key to the Groups. 



1 (4) Frontal costa between the anteiinaB 



smooth, more or less dilated. 



2 (3) Pronotum tectiform and foliaceoiis ; 



hiud femora dilated and com- 

 pressed Xiphicerini, p. 80. 



3 (2) Pronotum with the back smooth ; 



hind femora not dilated Erianthini, p. 86. 



4 (1) Frontal costa narrow, subsulcated. 



5 (6) Autennte generally long-, more or 



less clavate Gonipho^nastacini, 



6 (5) Antenupe shorter than the front 



femora, not clavate JSniciini, p. 94. 



Group I. XIPHIOERINI. 



Key to the Genera. 



1 (4) Front smooth or granulated. 



2 (3) Hind tibiae lobate ; wings caudate . . Xiphicera, p. 80. 



3 (2) Hind tibiae not lobate; wings not 



caudate Piiyllochoreia, p. 



4 (1) Front rugose, with raised tubercles. 



.5 (6) Pronotum shorter than the height of 

 the head and not covering it; 

 tegmina obliquely truncate at ex- 

 tremity SCIRTOTYPUS, p. 84. 



6 (o) Pronotum longer than the height 

 of the head, and covering the 

 fastigium of the vertex ; tegmina 

 lanceolate at extremity Orchetypus, p. 84. 



Genus XIPHICERA. 



Type, Gryllus gallinaceus, F. 



Range. India, Singapoi-e, Java, Borneo. 



Head perpendicular or slightly oblique ; eyes long, oval, approxi- 

 mating above, front raised above the eyes into an obtuse or 

 slightly bitid point directed forwards ; antennae short, 12-jointed. 



