HEMIPTERA HETEROPTERA. 119 



robusli, tibiis posticis luteo unimaculalis sublus unidenlatis, tibiis 

 qualuor anlerioribus tarsisque luteis ; membrana basi alra. 



Crinocevus ponderosus, Walk. List Ceylon Ins. 



Male and female. Dark biown, in colour and structure like A. 

 scabrator. First joint of the antennae hardly shorter than the second ; 

 third shorter than the second, luteous at the base; fourth luteous, very 

 much shorter than the third. Prolhorax finely scabrous; sides very 

 slightly undulating; hind part dilated ; hind angles rectangular. Abdo- 

 men with luteous spots along each side; disk red. Femora minutely 

 tuberculate. Hind femora much incrassated, dentate beneath. Hind 

 tibia? slightly widened and with a luteous spot before the middle, with a 

 tooth beneath beyond the middle. Tarsi and four anterior tibiae luteous. 

 Membrane of the fore wings deep black towards the base. Length of the 

 body 6 lines. 



a — h. Ceylon. Presented by Dr. Templetou. 



Genus 7. PETALOCNEMIS. 

 Petalocnemis, Stat, Of v. K. V. Ak. Fork. 1853, 259. Hem. Afr. ii. 58. 



A. Rostrum extending between the middle coxes; second 



joint longer by half than the third. Antennae 

 shorter than the body by nearly a third. Hind 

 tibiae somewhat longer than the hind femora. - spinulosa. 



B. Rostrum hardly extending beyond the fore coxae; 



second and third joints nearly equally long. 

 Antennae shorter than the body by half or by more 

 than half. Hind tibiae hardly longer than the hind 

 femora. 



a. Body bristly. Sides of the prothorax widened into a 



short process in front of the posterior angles, denticulata, sabulosa. 



b. Sides of the prothorax with no lobes. - - pach)cera. 



1. Petalocnemis spinulosa. 



Acanthocoris spinulosis, Stal, Of v. K. V. Ak. Fork. 1858, 316 — Petaloc- 

 nemis spinulosa, Stal, Hem. Afr. ii. 58. 



South Africa. 



1. Petalocnemis denticulata. 



Acanthocoris denticulatus, Stal, Of v. K. V. Ak. Fork. 1855, 32 — Petaloc- 

 nemis denticulata, Stal, Hem. Afr. ii. 59. 



Caffraria. 



3. Petalocnemis sabulosa. 

 sabulosa, Stal, Hem. Afr. ii. 60. 

 Caffraria. 



