C. badiipennella (Dup.) Res., 1899-1979. Ulmus. Loc. f.c. in the south and east. VC 18. 49 Hainault Forest; 67 East Tilbury (AME); 68 *Horndon (FGW, see Whittle 1899c); 70 Chelmsford (AJF); 78 Benfleet (SW, JMC-H, AME); 88 Leigh-on-Sea; 98 Shoebury (FGW); 99 Althorne (JMC-H). VC 19. 82 Chalkney Wood; 01 Mersea Island; Fingringhoe Wick NR; 03 Dedham (AME). C. alnifoliae Barasch Res., 1972-1980. Betula. Loc. and r. Larva full-fed in June. Whether these larvae are C. alnifoliae, C. milvipennis or yet another species is still uncertain. VC 18. 01 Tiptree Heath (RWJU); 67 Grays Chalk Pit; 60 Mill Green; 70 Backwarden NR; Little Baddow. VC 19. 01 *Fingringhoe Wick NR (AME); 12 Weeleyhall Wood NR (RWJU, AME). C. limosipennella (Dup.) Res., 1902-1980. Ulmus. V. loc. c. VC 18.38 Leyton (VCH); 39 Chingford; 57 Purfleet, where the pre-hibernation life history was first observed in 1979 (AME) 68 Mucking by CRNB (coll. Pierce) 78 Benfleet (AME,PAS); 98 *North Shoebury (Whittle, 1902a). VC 19. 53 Saffron Walden, sometimes c; 54 Shadwell Wood NR; Bartlow Hills; 82 Chalkney Wood; 01 Fingringhoe Wick NR (AME). C. siccifolia Staint. Res., 1892-1978. Betula, Crataegus, Malus. Wdspd at low density. VC 18. 49 Epping Forest (VCH); 78 Benfleet (RWJU); 70 Backwarden NR (AME); 88 Southend (Whittle, 1903).VC 19. 41 Harlow (AJF); 53 Saffron Walden; Rowney Wood; 01 Fingringhoe Wick NR (AME) 02 *Colchester (FGW). C. trigeminella Fuchs Res., 1977. Crataegus. Loc. and rather r. VC 18.49 Hainault Forest, three 29 June 1977, teste RWJU; 78 *Benfleet, larval cases from which moths were reared; 88 Hadleigh Castle (AME). C. fuscocuprella Herr.-Schaff. Res., 1963-1977. Corylus, Betula. V. loc. and r. VC 18.69 *Thordon Park by RWJU (Chapman, 1963); 88 Hadleigh Great Wood, 1977. VC 19. 53 Rowney Wood, one or two in most years; 54 Little Hales Wood (AME). C. viminetella Zell. Res., 1871-1980. Salix. Wdspd and f.c. 38 *Hackney Marshes (Machin, 1971b). C. violacea (Strom) (hornigi Toll) Res., 1878-1980. Somewhat polyphagous on trees and shrubs. Loc. f.c. VC 18. 38 *Hackney Marshes (Machin, 1878e); 39 Chingford (AME); 49 Theydon Mount (RWJU); 78 Canvey Island (RF); Benfleet, c. on many foodplants (SW, JMC-H, RWJU, AME). VC 19. 41 Harlow (AJF); 53 Rowney Wood; 63 Little Bendysh Wood; 82 Chalkney Wood, on Tilia cordata; 02 East Donyland (AME). 65