ORthOPtlSRA. 
463 
Subtfib^ tlMPtJSITE8. 
a. Facial scu^ellum plaiiaie, not carinate, not produced above into a tooth j 
vertical process very long, foliaceous ; prothorax moderate, dilated, and 
membranaceous on each side Phyllocranid, Burm. 
aa. Facial scutellum carinate, produced above into a tooth. 
b. Prothorax short, the margins membranaceous for their whole length ; 
horn of the vertex short and thick Blepharis, Serv. 
hh. Prothorax elongate, longer than the meso- and metanotuin together. 
c. Prothorax and ihargins of the anterior coxae broadly dilated into a 
membrane Idohtm, Sauss. 
cc. Prothorax very long; anterior coxae not dilated, the apex termi- 
nating in a largo tooth. 
d. Prothorax in front with a rhomboidal leaf-like dilatation ; femora 
and abdonien strongly perfoliate; elytra abbreviated in' the 
female; base of the anterior margin much dilated; discoidal 
Vein pectinate Gongylus, Burm. 
dd. Prothorax not dilated; elytra elongate, harrow, principal vein 
longitudinal. 
e. Legs and abdomen slightly perfoliate . . Empmd, 111. 
ee. Legs and abdomen not perfoliate Idolomorpha, Purm. 
Subtribe Stenophyllites. 
Body slender, phasmiform ; head small, armed with a horn and two spines ; 
prothorax short; abdomen very truncate, long, 6ylihdrical ; legs short, 
perfoliate ; elytra narrow ; discoidal vein of the wings not divided. 
Sthiophylla, Westw. 
Subtribe Orthoderites. 
a'. Prothorax carinate, roof-shaped, margins in front snbdivergent ; apex 
truncate ; elytra opaque Orthodera, Burm. 
aa, Prothorax not carinate, margins parallel, subundulate, rounded in front 
and behind ; head lenticular, planate in front ; occiput naked, more or 
ess produced ; eyes slightly prominent. 
h. Cerci very long, pilose ; wings normal TarachodeSj Burm. 
hh. Cerci short ; wings of the female abbreviated. 
c. Wings of the female shorter than the abdomen, of the male normal ; 
head moderate, vertex slightly acute .... CHiropacha, Oharp. 
cc. Wings of the female rudimentary (male P) ; head strongly lenticular, 
the vertex very acute, the occiput much produced ; prothorax 
above spinous Chiropus, Sauss. 
Subtribe Gonatistites. 
a. Prothorax moderate, slender, truncate in front, the angles not acute. 
Gotiatista, Sauss. 
aai Prothorax short, slightly broader in front, auterior margin arcuate, angles 
acute Humheriiclla^ Sauss. 
Subtribe Mantites. 
a. Small species. Thorax short or moderate. 
h. Discoidal vein of the wings of both sexes undivided or furcate. 
c. Elytra and wings of the female sqiiamiform. . Aiheles, Burm. 
cc. Elytra and wings of both sexes more or less elongate. 
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