304 Mr. F, Walker on undcscribed Sjpecies of Homoptera. 



oblique spines. Wings vitreous ; veins black. Fore wings very long ; 

 costa white, bordered with black ; 1st and 2nd transverse veins up- 

 right ; 1st a little longer than the 2nd, from which it is parted by about 

 four times its length ; 3rd and 4th oblique. Length of the body 8 lines ; 

 of the wings 24 lines. 

 Moreton Bay. 



This species has most affinity to C. infans of New Zealand. 



Cicada dkntivitta. Mas. Testacea ; vertex nigro bivittatus et bima- 

 culatus ; prothorax vittis quatuor nigricantibus duabusque nigris ; 

 mesothorax vittis quatuor nigricantibus ; alse vitrese, venis nigris basi 

 testaceis ; anticse vitta lunulata nigra, costa testacea. 



Male. Testaceous. Head nearly as broad as the thorax ; vertex 

 with two short black stripes, and with a black spot on each side hind- 

 ward. Eyes very prominent. Prothorax well developed, with four 

 blackish and with two exterior black stripes ; middle pair of stripes 

 slender, approximate; 2nd pair broad, irregular. Mesothorax with 

 four blackish stripes ; the outer pair abbreviated. Fore femora incras- 

 sated. Wings vitreous, very shining. Fore wings with a black lunu- 

 late stripe near the interior border ; veins black, testaceous towards the 

 base ; costa testaceous ; 1st transverse vein oblique, parted by about 

 thrice its length from the 2nd, which is upright ; 3rd and 4th oblique ; 

 3rd rather shorter than the 4th. Length of the body 6 lines ; of the 

 wings 17 lines. 



Siam. 



Cicada sericeivitta. Mas. Pallide testaceo-flava ; vertex nigro 

 bipunctatus ; mesothorax nigricante bivittatus ; abdomen linea ventrali 

 punctulari fuscescente; tibias anticse apice tarsique antici nigra; alee 

 vitreaj, venis albidis apice nigris. 



Male. Pale testaceous yellow. Head as broad as the thorax, with 

 a black point on each side of the vertex. Prothorax with four fuiTows, 

 which converge hindward. Mesothorax with a blackish stripe on each 

 side. Abdomen beneath with a line of brownish points. Fore femora 

 incrassated, with black spines; fore tarsi and tips of fore tibice black. 

 Wings vitreous ; veins whitish, black towards the tips and along the 

 interior border ; 1st and 2nd transverse veins upright ; 1st parted by 

 full thrice its length from the 2nd ; 3rd and 4th oblique, about equal 

 in length. Length of the body 6 lines ; of the wings 15 lines. 



Sydney. 



Genus Zamila. 



Mas. Corpus sat gracile. Caput lanceolatum, quadrilaterale, subascen- 

 dens, apice acutum, thorace non brevius. Prothorax transversus, 

 bicarinatus. Mesothorax parvus. Pedes breves, lati, subspinosi. Alee 

 anticfe opacse, sat angustae, apice rotimdata^. 



Male. Body rather slender. Head slightly ascending, lanceolate, 

 quadrilateral, deeper than broad, acute at the tip, deeply grooved 



