Mr. W. L. Distant on Homopteva. 61 



between the apex of head and base of cruciform elevation, 

 tnbevcles on the second and third ventral segments large and 

 prominent ; opercula small ; tympanal coverings in male 

 broader at base than long ; rostrum reaching or a little 

 passing posterior coxfe ; tegmina and wings hyaline. 

 Type, P. iirjrina, Walk. {Dunduhia). 



]\[aua, geu. nov. 



Head (including eyes) as wide as base of mesonotuni and 

 as long or a little longer than space between eyes ; face promi- 

 nent and elongately conyex, not in a line with vertex ; pro- 

 notum narrowed anteriorly, its lateral margins angulated or 

 toothed ; mesonotum much longer than pronotum ; abdomen 

 broad, its apex about or almost as broad as base, in male not 

 or scarcely longer than space between apex of head and base 

 of cruciform elevation, tubercles on the second and third 

 ventral segments very large and prominent, opercula small ; 

 tj'uipanal coverings in male sometimes as long as, sometimes 

 shorter than, breadth at base ; rostrum reaching, generally 

 considerably passing, the posterior cox^e ; tegmina and wings 

 hyaline. 



Type, J/, quadrituherculata, Sign. {Cicadu). 



Malta affinis, sp. n. 



Closely allied to M. quadrituherculata, Sign., from which 

 it differs by having the outer margins of the opercula almost 

 straight and not convexly sinuate, and by the tegmina, which 

 have the transverse veins at tiie bases of the second, third, 

 and fourth apical areas infuscated, and also having a small 

 fuscous spot at the apex of each longitudinal vein to the 

 apical areas. 



Long., excl. tegm., ^ 35-39 mm. ; exp. tegra. 101- 

 123 mm. 



Ilah. Borneo (Paris and Stockh. Muss.). 



Tanna, gen. nov. 



Closely allied to Leptopsaltria, from which it differs by 

 only having a lateral tubercle on the second and not on the 

 third ventral segment, in other resj)ects resembling the genus 

 Poivponia. 



Head (including eyes) narrower than base of mesonotum 

 and about as long as space between eyes ; lateral margins of 

 pronotum angularly sinuate, but not prominently toothed;. 



