l'A M. M.W riD.-E 



5 



nu'ii lubate i>r entire. Anten>iae uf iiiale f^ectinaie 

 inteiuallv . Tegmiiia of female roiuiidale at the 

 apex ; costal field snhpai allel , apex more or less 



excised.) i3. (jcniis X'atks. I^urmeister 



Occiput witl: one or more pairs ol lobes or lobules, or li'here 

 tiiese are lacking; the eyes are maiinutlliform , or the 

 anterior coxae hare the distal portion of anterior margin 

 developed into a lamellate expansion, or the wing lias a 

 large ocelliform spot fPseudempusa). 

 , Pronoiiiin elongaic. at least three times as long as greatest 

 h'idth. (Limbs willi or a'ilhont lobes. Occiput with or 

 ■without postociilar tubercles.) 

 3. Wings 7:'itli large ocelliform spot. Supracoxal dilation 

 large, triangularly produced . (Limbs not lobate; occi- 

 put siibtriincatc, not lobate ; cerci terete.) .... 

 3.3. Wings h'ithont ocelli I orm spot. Supracoxal dilation 

 slightly or roundly produced (except in Popa wliere 

 it is triangularly produced). 

 4. Cerci lamellate, toliaceous. 

 5. Occiput not lobate. 



2. Genus Psei demitsa, Prunner von Wal- 

 lten uvl. 



6. Posterior and median limbs lobate .... 



6.6. Posterior and median limbs not lobate. 

 (Anterior coxae not expanded before tJie 



apex.) 



5.5. Occiput lobate. 



6. Poste) ior and median limbs not lobate or spinu- 



loso-carinate 



f>.6. Posterior and median limbs lobate or spinii- 

 loso-carinate. 

 7. External margin ot anterior femora witli five 

 spines. (Head slightly broader tlian the 

 pronotuin at the supracoxal dilation; ocellar 

 eminence siibqiiadrate ; apex of cerci shal- 

 lowly bifid; posterior and median limbs 

 very short, genicular spines absent. ) . 

 External margin of anterior femora 'witli 

 six spines. 



S. Posterior limbs long and slender, with 

 curved aciculate genicular spines. First 

 to sevcntk ventral abdominal segments 

 produced posteriorly into delicate fila- 

 mentous median processes. Organs of 

 fiight extending nearly to the apex of 

 the abdomen. Apex of cerci shallowly 

 bifid 



1^ 14. Genus Heteroch^ta, W'estwood. 

 f ID. Genus Pseuooch.-eta, Kirby. 



16. Genus Severixia, Finot. 



ly. Genus Heteroch.etui.a, Wood-Mason. 



18. Genus Paradanuria, Wood-Mason. 



/ • / • 



iQ. (jcnus Erin Yi'HLEPS, Wood-Mason. 



