HEMIPTKRA HETEROPTERA. 



S7 



9. Rhyparooiiromida. 



A. Ocelli more remote from each other than from 



the eyes. 



a. Post-ocular part of the head short, not narrowed 



hindward. ----- Clerada. 



b. Post-ocular part of the head long, narrowed 



hindward. ----- Pactye. 



B. Ocelli less remote from each other than from the 



eyes. 



a. Rostrum thick ; first and second joints very short. Pancuoea. 



b. Rostrum slender ; first and second joints lung. 



* Eyes far from the base of the head. 



f Head with uo neck. - _ - . Herckus. 



ff Head with a cylindrical neck. - . . Myooocha. 



* Eyes close to the base of the head, 

 f Thorax straitened. 



J First joint of the antennre longer than the head.- Narbo. 



Jl First joint of the antenna; shorter tli.ni the head 

 § Sides of the protliorax rather obtuse or very 

 convex, nut keeled. 

 X Fore lobe of the proihnrax thrice or four times 

 longer than the hind lobe. 

 o Eyes not close to the proihorax. First joint of the 



antenna extending much heyond the head. - Cnemodus. 



00 Eyes close to the prothorax. First joint of the 



antenna; hardly extending beyond the head. - Fontejus. 



X X Lobes of the prothorax equally long, or the fore 

 lobe not more than twice longer than the hind 

 lobe, rarely a little shorter. 

 o Head not narrower than the hind lobe of the 



prothorax. ----- Gyndes. 



00 Head narrower than the hind lobe of the pro- 

 thorax. - - . - . Pi.ociomera. 

 §§ Sides of the fore lobes of the prothorax keeled. - Polycuates. 

 ff Thorax very seMoin slightly straitened. 

 { Longitudinal veins of the membrane not joined by 



the transverse veinlet. 

 § Sides of the prothorax notched near the hind 



border. ----- Euander. 



§§ Sides of the prothorax not notched near the hind 



border. 

 X Fore femora spiny beneath. 

 First joint of the hind tarsi somewhat lunger than 



the two a|)ical joints together. - - Phoroneus. 



00 First joint of ihe hind tarsi nearly or more than 

 twice longer llian the two ;ipical joints together. 

 -4- First joint of the antennae not extending to the lip 



of the head. ----- Poeantius. 



H — t- First joint of the anteuuse extending more or less 



beyond the head. - . - - Beosus. 



