212 



The date of the appearance of the caterpillar is in 

 April and the beginning of May. 



It feeds on the upper part of the leaves of various species 

 of grass, the (Holcus mollis,) (Aira ccespitosa,) etc. 



ELACHISTA HOLDENELLA. 

 Plate CXXIII. Figure 3. 



Localities for this species are near London. 

 The perfect insect appears in June. 



C. S. Gregson, Esq., has obliged me with a figure of this 

 rare species, from the collection of Mr. R. S. Edleston. 



ELACHISTA ATRICOMELLA. 



Plate CXXIII. Figure 4. 



Localities for this species are Lewes, Edinburgh, Man- 

 chester, Pernbury, Bristol, Alkham, Newcastle-on-Tyne, 

 Kingsbury, Darlington, and near London. 



The situations where it is found are hedges, and on 

 palings. 



The perfect insect appears at the end of May and in 

 June. 



The caterpillar is pale yellow ; the head lighter brown. 



