THE LEPIDOPTERA OF LEYTON AND NEIGHBOURHOOD. 167 Ligdia adustata. Not uncommon in Forest; occasionally in garden. Lomaspilis marginata. Not uncommon in Forest. Hibernia rupicapraria. Fairly common along hedges and at light. H. leucophearia. Fairly common at rest on tree trunks. H. aurantiaria. Larva fairly common ; I have never taken the imago in the Forest district. H. progemmaria. Common along hedges, at light, and in the larval form in the Forest. H. defoliaria. Very common in larval form in Forest; imago less common ; generally taken at light. Anisopteryx aescularia. Common in larval form in Forest, and imago on fences throughout district. Cheimatobia brumata. Extremely abundant in larval form everywhere ; the imago swarmed in garden. Oporabia dilutata. Common on fences throughout district. Larentia didymata. This moth was tolerably common in the Forest, but was never taken in the garden. I have never seen it so abundant in this district as I have in Surrey and in the Midland and Northern Counties. In parts of Lancashire and Yorkshire and the Lake District it is the prevailing species at a certain period of the year. L. olivata. Occasionally in Forest; not taken in garden. L. pectinitaria. Not uncommon in Forest; not taken in garden. Emmelesia affinitata. Occasionally in Forest; never in garden. E. alchemillata. Occasionally in Forest; rarer than preced- ing. E. decolorata. I only took the species once in the district, a specimen coming to light at Leyton (May 23rd, 1869). Eupithecia centaureata. Fairly common in garden and Forest. E. pygmaeata. Once in garden. E. castigata. Occasionally in garden. E. denotata. Once or twice in garden. E. indigata. Occasionally in garden. E. nanata. In heathy parts of Forest. E. subnotata. Not uncommon in garden.