P. messaniella (Zell.) Res., 1866-1980. Quercus, needing Q. ilex for the winter-feeding generation, Fagus, Carpinus Wdspd and abdt. 49 *High Beach (Boyd diary). P. oxyacanthae (Frey) Res., 1963(!)-1979. Crataegus. Wdspd and abdt. 49 *Epping Forest (AME). P. sorbi (Frey) Res., 1916-1979. Sorbus aucuparia. Loc. c. in most southern woods; v. loc. and r. in the northern vice-county. VC 18. 68*Mucking by CRNB (Pierce, 1918); see map. VC 19.03 Langham, 1979 (AME). P. mespilella (Hubn.) Res., 1902-1980. Sorbus torminalis, S. intermedia. Loc., but in most woods where S. torminalis is found. VC 18. 49 Epping Forest, 1948 (SW); 58 Upminster (AME); 68 Mucking by CRNB (Pierce, 1918); 78 Thundersley; 88 West and Great Woods, Hadleigh (AME); *Southend district (Whittle, 1903); 89 Hockley Woods; 80 Woodham Mortimer. VC 19. 81 Wickham Bishops; 13 Stour Wood; Bradfield Heath (AME). P. blancardella (Fabr.) Res., 1964-1980. Malus. Wdspd and v.c. This species and the next cannot be distinguished in their early stages; since records can only be made from adults they are under-recorded. 53 *Saffron Walden (AME). P. cydoniella ([D. & S.]) Res., 1916-1980. Malus sylvestris, Pyrus, Cydonia. Loc. and less c. than the last species. VC 18.49 Epping Forest (AME); 70 Little Baddow (S. Whitebread); 88*Westcliff-on-Sea (coll. Wakely). VC 19. 53 Saffron Walden; 54 Bartlow Hills; 72 Rayne Hatch; 83 Loshes NR, Great Henny; 91 Layer-de-la-Haye; 92 Kingsford Bridge Marsh NR; 11 Maldon Wood; 13 Bradfield Heath (AME) P. pomonella (Zell.) Res., 1877-1979. Prunus spinosa. Wdspd and c. 81 *Witham (Cansdale, 1879-1880). P. cerasicolella (Herr.-Schaff.) Res., 1880-1979. Prunus spp., especially P. avium and P. cerasus. Rather loc. and seldom c. 49 *Epping Forest, specimens reared by Machin which neither he nor Stainton could identify were later determined by Bankes as this species (Machin, 1880b; Bankes, 1899), this being confirmed by IAW. P. lantanella (Schrank) Res., (1899)-1979. Viburnum lantana, V. opulus. Loc. and rather r. VC 18. 57 Purfleet (AME); 68 Mucking by CRNB (Pierce. 1918); 88 Hadleigh (FGW); *Southend, Eastwood (Whittle, 1899a). VC 19. 42 Pelham NR; 43 Arkesden; 53 Saffron Walden; 60 Writtle; 64 Helions Bumpstead (AME). P. corylifoliella (Hubn.) Res., 1866-1979. Rosaceous trees. Wdspd and v.c. 49 *High Beach (Boyd diary). 50