Lepidoptera from Southern Africa. 411 



angulated black line from apex ; apical costa clotted with 

 white ; a submarginal series of black dots : segments of abdo- 

 men with pale hind margins. Wings below grey, secondaries 

 and costal area of primaries irrorated with brown ; a sub- 

 marginal black line and a marginal whitish line ; fringe pale 

 grey, intersected by two black parallel lines ; primaries with 

 apical costa white-spotted ; secondaries with a black dot on 

 discocellulars. Expanse of wings 1 inch 2 lines. 

 Natal. 



Family 34. Herminiidse. 

 Genus 79. Heterogramma, Guenee. 



99. Heterogramma^ sp. ? 



Natal. 



1 feel very uncertain of the determination of this species, 

 and therefore do not describe it. It somewhat resembles a 

 figure in the fourth part of the Lepidoptera of the ' Novara ' 

 Expedition; unfortunately we have no species of Heterogramma 

 with which to compare it. 



Natal. 



Genus 80. Bocana, Walker. 



100. Bocana cesopusalis, Walker. 



Family 35. Pyralidae. 

 Genus 81. Pyralis, Linnaeus. 



101. Pyralis smaragdina, n. sp. 



General appearance of P. costalis. Wings above red-brown, 

 clouded with slaty grey ; a lunate golden-yellow spot near 

 base of cell, from which an arched dusky line runs to inner 

 margin ; a second similarly coloured spot at basal two fifths 

 of costal margin, below which is a quadrate pearly spot with- 

 in the cell ; a golden irregular costal streak from end of cell 

 to apex, cut by a black line, which also bounds a quadrate 

 pearly spot at end of cell ; a third, black-edged, pearly spot 

 at base of first median interspace ; outer margin and fringe 

 irregularly golden yellow, interrupted in the middle by a brown 

 spot ; secondaries crossed by two irregular dusky lines ; anal 

 half of outer margin and entire fringe golden yellow ; head 

 testaceous ; anal segments golden yellow. Wings below pale 

 grey ; all the markings as above, but paler ; secondaries with 

 an additional grey spot at centre of cell ; body below white. 

 Expanse of wings 9 lines. 



Natal. 



Differs from P. costalis in its narrower wings, more pointed 



29* 



