732 LIST OF HOMOPTEROUS INSECTS. 



nous disk: nioutli pitchy: chest with three indistinct pitchy stripes: 

 hreast mostly tawny : abdomen leddisli ; hind borders of the seg- 

 ments yellow : legs yellow, partly tawny ; anterior shanks red ; an- 

 terior feet pitchy : fore-wings narrow, almost spindle-shaped, thickly 

 punctured, covered with tawny down, adorned with two irregular, 

 diffused, slightly oblique pitchy bands : hind-wings slightly gray, 

 brownish at the tips and along the hind borders ; veins black, tawny 

 at the base. Length of the body 4^ lines ; of the wings 7 lines. 



a. New South Wales. From Mr. Pamplin's collection. 



b. New Holland. From Capt. Parry's collection. 



Genus 8. ISTHMIA, n. 

 Caput sat angustum, conicum, transverse striatum, concavum. 



Head rather narrow, concave above, conical in front, striated 

 across. 



1. ISTHMIA UNDATA. 



Nigrn-fusca, nitens ; scutelhim a])ice,pectus et abdomen femiginca ; 

 pedes anteriores picei ; pedes postici fulvi femoribus apice 

 piceis ; ahc antica fusccB, fasciis tribusferrugineis albo inar- 

 ginaiit omatte. 



Blackish-brown, shining: head small almost triangular, slightly 

 convex beneath : mouth tawny : eyes prominent : tip of the scut- 

 cheon, breast and abdomen ferruginous : legs pitchy ; hind legs 

 tawny ; hind-thighs pitchy towards the tips : fore-wings brown, with 

 three broad undulating ferruginous bands, which are partly bor- 

 dered with white : hind-wings almost colourless ; veins tawny. 

 Length of the body IJ hne ; of the wings 4 lines, 

 n. Sierra Leone. Presented by the Rev. D. F. Morgan. 



Sub-tribe 6. SERRIPEDES. 

 Serripedes, Amyot et Serv. Hist. Nat. Him. 569. 



Group 1. TETTIGONIDES. 

 Tettigonides, Amyot et Serv. Hist. Nat. Him, 569. 



