62.065 Ephestia woodiella (Blushed Knot-horn)
ws: 14-20mm; Jun-Sep; detritus, dead leaves, dried vegetable matter; local in gardens and farmland in S.England
Synonym: Ephestia parasitella, Ephestia unicolorella
Synonym: Ephestia parasitella, Ephestia unicolorella
ID: Of the 6 Ephestia species on the British list, all of which look similar, this is the only one that is not a warehouse pest. Only this and E.elutella can be obtained in the wild. E.woodiella predominates in the south of England, while E.elutella predominates elsewhere.
Genital dissection is required to separate these species.
Male genitalia: short process from dorsal edge of valva ~1/2 way along its length in E.woodiella, missing in E.elutella
Female genitalia: ductus bursae heavily spiculate in anterior half in E.elutella, minimally so near corpus bursae in E.woodiella
Genital dissection is required to separate these species.
Male genitalia: short process from dorsal edge of valva ~1/2 way along its length in E.woodiella, missing in E.elutella
Female genitalia: ductus bursae heavily spiculate in anterior half in E.elutella, minimally so near corpus bursae in E.woodiella
§1 Westcliff-on-sea, Essex; 16/07/2007; fw 9.8mm
§2 Westcliff-on-sea, Essex; 14/06/2008; fw 7.7mm §3 Westcliff-on-sea, Essex; 02/07/2008; fw 9.4mm §4 Westcliff-on-sea, Essex; 02/06/2009; female; fw 8.9mm §5 Westcliff-on-sea, Essex; 23/06/2009; female; fw 9.5mm §6 Westcliff-on-sea, Essex; 09/06/2010; female; fw 7.8mm §7 Foulness, Essex; 08/05/2011; male §8 Belfairs wood, Essex; 30/06/2015; male; fw 9.1mm; to light §9 Chobham Common, Surrey; 23/05/2017; female; fw 7.4mm All images © Chris Lewis |
§10 Westcliff-on-sea, Essex; 21/05/2018; male; fw 7.9mm
§11 Pound Wood, Essex; 23/08/2020; male; fw 8.2mm §12 Stour Wood, Essex; 08/07/2021; female; fw 8.1mm |
Page published 24/03/2012 (§1-7) | Species changed from parasitella 14/03/2014 | §8 added 31/08/2015 | §9 added 05/04/2018 |
Species changed from unicolorella 11/02/2019 | §10 added 07/03/2019 | §11 added 08/02/2021 | §12 added 06/08/2021
Species changed from unicolorella 11/02/2019 | §10 added 07/03/2019 | §11 added 08/02/2021 | §12 added 06/08/2021