LIST OF HOMOPTEROUS INSECTS. 103 



gate triangular. Prothorax much arched in front, with three keels, 

 the lateral pair very oblique. Mesothorax with three keels. Wings 

 vitreous ; veins black, testaceous at the base. Fore wings with 

 a broad blackish brown border, which is much paler towards the 

 base, and contains a vitreous spot at two-thirds of the length of 

 the costa; disk with three interrupted and very irregular brown 

 bands. Hind wings with a brown border, which is somewhat paler 

 and narrower than that of the fore wings. Length of the body 2^ 

 lines ; of the wings 7 lines. 



a. Moreton Bay. Presented by — Gibbons, Esq. 



Flatoides aperiens. 



Niger, obscurus ; vertex brevissimus ; frons plana, subtransversa, 

 sabtuberculata, cariiris tribus indistinctis, lateribus piceis ; 

 prothorax subarcuatus, unicarinatus ; mesothorax tricari- 

 natus ; pedes picei ; ala? anticce anthracince, faseiis duabus 

 nitentibus chalybeo-nigris, punctis maryinalibus, macula cos- 

 tali gutlisque exterioribus discalibus albis, venis ex parte 

 ferrugineis ; posticce cinereo-vitrece, nigro late marginata. 

 Var. — Caput et thorax rufescente-ferruginea ; pedes antici 

 testacei ; anticce venis basi testaceis, striga lata transversa sub- 

 fusiformi alba. 



Black, dull. Vertex very short, almost hidden by the protho- 

 rax ; front tint, a little broader than long, very minutely tuberculate, 

 with three indistinct keels; borders piceous. Prothorax slightly 

 arched, with one keel. Mesothorax with three keels. Legs 

 piceous. Fore wings coal-black, with two shining chalybeous-black 

 bands, with whitish points along ihe costa and along the exterior 

 border, with a white costal spot, and with two exterior white discal 

 dots ; veins partly ferruginous. Hind wings grayish vitreous, with 

 broad black borders. Length of the body 2 lines; of the wings 6 

 lines. 



Var. Head and thorax reddish ferruginous. Fore legs testa- 

 ceous. Fore wings with the veins mostly testaceous towards the 

 base ; a large transverse subfusiform white streak with white veins 

 instead of the interior discal dot. Length of the body 3 lines ; of 

 the wings 8 lines. 



a, b. Nauai, Fejee Islands. 



