92 LIST OF HOMOPTEROUS INSECTS. 



1SSUS LINEATCS. 



Issus lineatus, Walk. Journ. Linn. Soc. i. 154, 64. 

 a. Sarawak, Borneo. From Mr. Wallace's collection. 



y & T 



ISSUS ANGUSTUS. 



Testaceus, sat gracilis ; vertex transversus, nigro biviilatus, lateri- 

 bus elevatis ; frons elongata, subcarinata, nigro bifasciata, 

 lateribus subelevatis ; fades nigra ; prothorax nigro bimacu- 

 latus ; mesothorax nigro quadrimaculatus ; pectus nigro 

 bimaculatum ; pedes pallide virides ; alee antiete virides, 

 angustce, fusco varice, litura postica pallide viridi, striga 

 basali subcostali nigra ; postica pallide cinerece, venis nigris. 



Testaceous, rather slender. Vertex transverse, with a black 

 stripe on each side, and with elevated borders ; front longer than 

 broad, with a slight middle keel and with slightly elevated borders, 

 with a black band where it joins the vertex, and with another near 

 the face, towards which the sides are slightly dilated and curved ; 

 face black. Prothorax transverse, slightly conical in front, with a 

 black spot on each side. Mesothorax with two black spots on each 

 side. Pectus with two black spots on each side. Legs pale green. 

 Fore wings narrow, green, varied with brown, with a pale green 

 mark extending from the middle of the interior border to the disk, 

 and with a black streak near the base of the costa ; veins and 

 veinlets regular. Hind wings pale cinereous, with black veins. 

 Length of the body 3 lines ; of the wings 6 lines. 



o. Sarawak, Borneo. From Mr. Wallace's collection. 

 V f c T 



ISSUS SIMPLEX. 



Pallide cervinus ; vertex elongatus, lateribus elevatis, carinis duabus 

 antice connexis ; frons longiuscula, tricarinata ; fades trigona, 

 carinis duabus indistinctis ; thorax parvus ; alee anticce an- 

 gustce, venis venulisque paucis in ordine dispositis ; postica? 

 subcinerea?, venis nigris perpaucis. 



Pale fawn-colour. Vertex longer than broad, with elongated 

 borders, and with two keels which converge and are connected in 

 front ; front much longer than broad, with three keels, the lateral pair 



