102 THE ENTOMOLOGIST. 



revolutionised research, which will bear fruit so long as that 

 study is pursued. 



The writer of this notice is too much affected by the loss he 

 has sustained of the dearest and most esteemed personal friend, 

 and must conclude with an extract from ' The Times ' of April 

 21st, to the truth of which he can amply testify. That paper, 

 speaking of Mr. Darwin, says : — " His habits and manners were 

 of child-like simplicity, his bearing of the most winning geniality, 

 and his modesty and evident unconsciousnesss of his own 

 greatness phenomenal." 



CONTRIBUTIONS TO THE HISTORY OF THE BRITISH 

 PTEROPHORL 



By Richard South. 



(Continued from p. :31.) 



It being impossible to obtain drawings of the life-histories of 

 all the British "plumes" in a single season, such species as have 

 been figured will be dealt with without any attempt to follow the 

 arrangement of our list of the insects in this group. May I again 

 be permitted to ask the assistance of the readers of the ' Ento- 

 mologist' in obtaining the necessary material for a speedy 

 completion of this series of articles ? 



Leioptilus, Wallgn. 

 Microdactylus, Hub. 

 (Plate II., Fig. 1.) 



Imago. — Expanse, 6-7 Hues. Fore wing, ground colour very pale 

 sulphur, sprinkled with blackish scales ; a blackish spot on the costa, and 

 a smaller one below it, just before the digital juncture; towards the apex 

 of wing is an indistinct brownish cloud, in which is another small blackish 

 spot ; thts latter is not constant. Three minute blackish dots on the hind 

 margin of inner digit. Fringes pale grey. Tip of outer digit acute. Hind 

 wing pale grey, with a pinksih tinge. Head, thorax, and body, pale 

 sulphur. May and June. 



Larva. — Length about 4 lines, slightly attenuated towards anal 

 extremity. Head pale brown, with a yellowish tinge ; the notched crown 

 is slightly freckled with darkor, the mandibles are dark brown or blackish, 

 and there is a black spot on each cheek. Ground colour yellowish white, 



