1884.] F. Moore — On a nciv Moth from. Mergui. 205 



at, and immediately succeeding, the sunspot minimum, an excess of 1 inch 

 in the winter rainfall is accompanied by a defect of about 1'74 inches in 

 the summer rainfall, and a defect of 1 inch during winter is accompanied 

 by an excess of 1'74 inch during summer. 



It is not my intention, for the present at least, to seek out the full 

 meaning of these facts ; indeed, it is scarcely within my province to do 

 so, as the investigation is already in more experienced hands than mine. 

 But the facts forced themselves on my notice, and they seemed of 

 sufficient importance to justify their publication. 



yil. — Descri2:)Hon of a new Lepidopterous Insect "belonging to the Hetero- 

 cerous Genus Trabala.— ^?/ F. Mooee, F. Z. S., A. L. S. Com- 

 municated hy the Natural History Secretary. 



(Received August 26th ;— Read December 3rd, 1884.) 

 Trabala irrorata, n. sp. 



2 . Upperside dark olivaceous ochreous-yellow, sparsely speckled 

 with dark purple-brown scales, which are most numerously disposed 

 on the exterior border, and sinuously across the inner disc of both 

 wings and also subbasally across the forewing, as well as on the pos- 

 terior border of the forewing. Both wings with a discal transverse 

 zigzag series of large lilacine-grey spots, which are also thickly speckled 

 with the dark brown scales ; forewing also with the posterior border 

 blotched with lilacine-gray, and with a prominent lilacine-gray spot, 

 with dark brown speckled border, in the middle of the cell. Cilia en- 

 tirely yellow. 



Underside slightly paler than the upperside ; both wings with 

 the discal zigzag spots as above, the exterior borders less sparsely 

 speckled with brown scales ; a slight brown-speckled sinuous discal baud 

 also on the hindwing ; cell-spot indistinct. 



Body brighter yellow, and tuft lilacine- white. 



Expanse 3^ inches. 



Hab. Mergui. Collected by Dr. J. Anderson, F. R. S. 



