LIST OV HOMOPTEBOUS INSliCTS. VOj 



flat stripe, on each side of which are about twelve equally distinct 

 slightly oblique ridges ; mouth with a black tip ; maxillse ferrugi- 

 nous ; a black dot near each eyelet: anlennsE black; first joint yel- 

 low ; third joint lawny : chest with four black dots along the fore 

 border: abdomen pitchy above : anterior feet and tips of the hind- 

 feet and of the shanks black ; fore-shanks with black bands : fore- 

 wings brown, darkest along the fore border ; two very large yellowish 

 white spots extend half across the wing from the fore border : hind- 

 wings brown, colourless along three-fourths of the fore border from 

 the base, and with a few colourless streaks elsewhere ; veins black, 

 tawny towards the base. Length of the body 5 lines ; of the wings 

 15 lines. 



Var. 0. Chest with four black spots ; the two hinder united, and 

 very much larger than the fore pair. 

 «, b. Port Natal. From Mr. Tucker's collection. 

 c, d. Port Natal. From M. Gueinzius' collection. 



7. Ptvehis qigas. 



Ccrcopis gigas, Fabr. Enl. Sijsl. Suppl. 522, 1, 2. Si/sl. Rhyn. 89, 

 5. Stall, Cic. pi. 17, f. 96. 



Cayenne. 



8. Ptyeius nebulosus. 



Cercopis nebulosa, Fabr. Ent. Sysl. iv. 50, 14. Syst. Rhyn. 

 94, 3. 



East Indies. 



9. Ptyelus beticulatus. 



Fuscus ; abdomen luridum, apice piceum ; alie anticte nebulosw. 

 Brown, shining: head and chest flat, covered with tawny 

 down, thickly punctured : head almost conical above ; face slightly 

 convex, with a broad, flat, longitudinal stripe, on each side of which 

 are about thirteen equally distinct oblique ridges ; episloma long, 

 with a black tip : mouth ferruginous, black towards the tip : feelers 

 pitchy ; tips of the joints yellow : abdomen lurid, pitchy at the tip : 

 tips of the shanks and of the feet pitchy: fore-wings clouded, and 

 here and there reticulated with dark brown, very narrow towards the 

 tips : hind-wings brown, darker at the tips, almost colourless beneath 

 the fore border for two-thirds of the length from the base ; veins 

 brown, tawny towards the base. Length of the body 8 lines; of the 

 wings 18 lines. 

 0. Philippine Islands. From Mr. Cuming's collection. 



