66 PAPERS BY DR. B. CLEMEXS. 



With a basal streak. 

 5. Basistrigella* (sometimes) with four costal and three 



dorsal slender streaks. 



16. Argentinotella, with Jive costal and four dorsal conspi- 

 cuous streaks. 



With a median, black, apical streak. 

 Fore-wings dark brownish-golden. 



14. Cratcegella, with a silvery basal streak, black-margined 

 above. 



1. L. lucidico stella. f Antenna? white. Head and tuft 

 silvery-white. Fore-wings, basal portion silvery-white to 

 the middle, with a discal pale golden streak from the base, 

 retreating from the costa before reaching the middle of the 

 wing and somewhat suffused with golden beneath the fold. 

 From the middle to the tip pale golden, with four costal 

 silvery streaks, dark-margined internally, and two dorsal 

 silvery streaks, the first opposite the second costal streak and 

 both dark-margined internally ; the Jirst costal streak not 

 decidedly dark-margined. J Apical spot black. Hinder- 

 marginal line in the cilia dark brown ; cilia pale gray. Hind- 

 wings shining bluish-gray ; cilia gray. 



The larva mines the under side of the maple leaf, Acer 

 saccharinum, in July, September and October. The head 

 is pale brown ; body pale green, coloured darker by the in- 

 gesta. " Frass " collected into a ball within the mine. The 

 pupa is suspended in a web of silk within the mine. 



2. L. Robiniella. Antennae dark brown. Front silvery 



* I received three specimens of this from Dr. Clemens ; it is near our Euro- 

 pean Suberifoliella, Zell. H. T. S. 



f I received four specimens of this from Dr. Clemens; it is allied to Heege- 

 riella, Zell., and Tenella, Zell. The exp. al. (omitted by Dr. Clemens) is 3$ 

 lin. H. T. S. 



% There is some mistake in this sentence, the first costal streak is decidedly 

 dark-margined ; the first dorsal streak, it is true, has scarcely a perceptible 

 margin it should probably be the Jirst costal streak decidedly dark-margined, 

 or else the first dorsal streak not decidedly dark-margined. H. T. S. 



I received four specimens of this from Dr. Clemens ; it does not resemble 

 any European species. The exp. al. (omitted by Dr. Clemens) is 3 lin. 

 H. T. S. 



