Prays fraxinella (Bjerk.) Res., 1890-1980. Fraxinus. Wdspd and c. 69 *Brentwood (Burrows diary). Scythropia crataegella (Linn.) Res., 1872-1980. Crataegus, Prunus spinosa. Wdspd ansd f.c.; sometimes loc. abdt. 49 *Epping Forest (Machin, 1872-1873b). Ypsolopha mucronella (Scop.) Res., 1865-1978. Euonymus europaeus. F.c. in the north-west;else- where loc. and r. VC 18. 88 Prittlewell, 1896 (FGW); 80 Hazeleigh (VCH). VC 19. 41 Little Hallingbury (RWJU); 53 *Saffron Walden, larvae received from WJR (Stainton, 1865): reared, 1968; Wimbish; 63 Radwinter (AME); 02 Colchester (VCH and specimens from WHH in coll. Greenslade). Y. nemorella (Linn.) Res., 1856-1980. Lonicera. Loc. and rather r. VC 18.48 *Wanstead Flats (Miller, 1857); 49 Epping Forest (Machin, 1872-1873b); Loughton (Machin, 1875 and WHBF); 78 Thundersley (FGW in 1907 and DGD); 79 South Hanningfield (AME); 88 Prittlewell (Whittle, 1899b); Southend (VCH). VC 19. 53 Quendon, reared 1968; Saffron Walden; Rowney Wood; 54 Little Hales Wood (AME); 02 Colchester, sparingly (VCH); 12 Weeleyhall Wood NR (AME). Y. dentella (Fabr.) Res., 1893-1980. Lonicera. Wdspd and c. *Eastwood (Whittle, 1893). Y. scabrella (Linn.) Res., 1872-1980. Crataegus, Malus. Wdspd and c. 49 *Epping Forest (Machin, 1872-1873b). Y. horridella (Treits.) Res., 1884-1980. Prunus spinosa, Malus. Loc. and rather r. VC 18. 49 Epping Forest (DJLA); *Loughton (Elisha, 1884); 40 Epping (Turner, 1935); 69 Ingrave (IM); Brentwood (VCH); 78 Thundersley (KRT); 79 Woodham Ferrers (VCH). VC 19.53 Saffron Walden (AME); 63 Thaxted (AJF); 02 Colchester (VCH). Y. lucella (Fabr.) Res., 1902-1965. Quercus spp. V. loc. and r. VC 18. 69 Brentwood (VCH); 78 *Thundersley, 1902 and 1905 (Whittle, 1903; FGW). VC 19. 53 Rowney Wood, two 1965 (AME) Y. alpella ([D. & S.]) Res., 1880-1979. Quercus spp. V. loc. and r. VC 18.48 *Wanstead (Warren, 1880; Elisha 1883 and 1884; DJLA); 49 Epping Forest (DJLA); 88 Eastwood, 1893 (FGW); Southend (VCH). VC 19.53 Quendon, 1970; 12 Weeleyhall Wood NR, 1979 (AME). Y. sylvella (Linn.) Res., 1870-1979. Quercus spp. Wdspd and f .c.; generally distributed (VCH). 49 *Epping Forest (Boyd diary). 59