LIST OF HOMOPTEROl'S INSECTS. 23 



spots by the hind border ; sides somewhat rounded. Wings 

 vitreous ; veins testaceous. Fore wings with brown spots on the 

 transverse veins, and on the marginal transverse veinlcts, and with 

 paler brown streaks on the marginal veins ; first transverse vein 

 parted by nearly six times its length from the second, which slants 

 as usual, whereas the first is oblique in the opposite direction ; third 

 and fourth straight and nearly upright. Length of the body 9 

 lines ; of the wings 24 lines. 



a. Isle St. Thomas. From Mr. Cuming's collection. 



South America. 



"' Cicada Duvancelii. 



Cicada Duvancelii, Guer. Icon. Regn. Anim. Ins. pi. 58, f. 1. Voy. 

 de la Coquille, Zool. 1 84. 



Brazil. 



Cicada eulvoviridis. 

 Fcem. Viridis ; fulvo varia ; caput vittis duabus posticis unaque 

 antica nigris ; prothorax vittis duabus interruptis nigris ; 

 mesothorax fascia media arcuata vittis duabus lateralibus in- 

 terruptis guttisque quatuor posticis fuscis; abdomen supra 

 fulvum, segmentorum margmibus viridibus, striyis duabus 

 apicalibus fuscis ; alee vitrece ; antica areolis marginalibus 

 fuscescente linearis, venis marginalibus fusco strigatis,venarum 

 furcis venisque transversis nigris, his nigro nebulosis. 



Female. Nearly allied to C. Chariclo and to C. tomentosa. 

 Green, varied with tawny, paler beneath. Head with two black 

 stripes on the vertex, and with one on the face. Prothorax with two 

 black interrupted stripes ; under side black on each side. Mesotho- 

 rax with a brown semicircle in the middle, and with a brown inter- 

 rupted stripe on each side ; four brown dots towards the hind bor- 

 der. Abdomen tawny above ; hind borders of the segments green ; 

 a brown streak on each side at the tip. Winy;s vitreous; veins 

 green, black towards the tips. Fore wings with a very indistinct 

 pale brown line on each marginal areolet; transverse veins and 

 forks of the veins black, the former clouded with black ; a brown 

 streak on each marginal vein and on each transverse marginal vein- 

 let; first and second transverse oblique, like those of C. lomentosa, 

 the first parted from the second by more than four times its length ; 



