DESCRIPTIVE NOTICES OF CONSPICUOUS SPECIES 189 



FAMILY VII. NOCTUID^E. 



TRIPH^ENA FIMBRIA. THE BROAD- 

 BORDERED YELLOW UNDERWING. 



This handsome insect is generally distributed through- 

 out the country, and is moderately common in most 

 localities. 



The expansion of the wings is rather more than 2 

 inches. The fore-wings vary very much in intensity of 

 colour, but have always more or less of an olive tinge; 

 beyond the middle is generally a distinctly paler band, 

 in which, on the costa, is a triangular darker spot ; the 

 hind-wings are of a deep orange, with a broad, deep 

 black band (broadest towards the costa) towards the 

 hind margin. 



The larva is brown, with the dorsal line paler; in the 

 place of the subdorsal line is a row of oblique, whitish 

 stripes, alternating with some whiter spots ; it feeds in 

 the early spring on primrose, dock, and various other 

 low plants ; it is full-fed towards the end of April. 



The perfect insect appears towards the end of June and 

 beginning of July ; it is most frequently obtained at sugar, 

 but is not nearly so commonly met with as the larva. 



FAMILY VII. NOCTUID^:. 



TRIPH^NA PRONUBA. THE COMMON 

 YELLOW UNDERWINGl. 



This fine, showy-looking insect is extremely plentiful 

 throughout the country. 



The expansion of the wings is about 2 inches. The 

 fore-wings vary very much, both in the ground-colour 



