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TORTRICIDAE | Olethreutinae | Eucosmini
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49.242 Epinotia nanana (Small Spruce Tortrix)
ws: 9-11mm (BTM), fw: 4-5mm (Sterling & Parsons); Jun-Aug; Norway/sitka spruce (Picea abies/sitchensis); NS-B in coniferous and mixed woodland in England and Wales, very local in Scotland
Epinotia nanana §1 female
ID: Forewing grey-brown with a variable expression of 3 or 4 darker brown narrow fasciae: subbasal, antemedian, postmedian and subterminal; black terminal line; 3 to 5 pairs of short white costal strigulae, these becoming less pronounced from apex to mid-costa; an often incomplete white curved stria from the most distal strigula to the termen. Male lacks a costal fold.
Female genitalia: Long sclerotised section of ductus bursae
Female genitalia: Long sclerotised section of ductus bursae
§1 Orlestone Forest, Kent; 24/06/2020; female; fw 4.7mm
All images © Chris Lewis
All images © Chris Lewis
Page published 21/12/2020 (§1)
