62.012 Pyla fusca (Brown Knot-horn)
ws: 25-28mm; Jun-Jul (Goater, UK Moths) May-Sep (Hants Moths); heather (Erica spp); local on heaths throughout GB
Note that §2 obtained on 31st August with fw 10.8mm would have ws ~22.5 - 23.0mm - perhaps there is a 2nd generation with a smaller size range?
Synonym: Matilella fusca
Note that §2 obtained on 31st August with fw 10.8mm would have ws ~22.5 - 23.0mm - perhaps there is a 2nd generation with a smaller size range?
Synonym: Matilella fusca
ID: Similar to Ortholepis betulae and Apomyelois bistriatella. O.betulae has a broader forewing with an evenly arched costa (nearly straight to second line in P.fusca); a scale tuft proximal to first line; first line more transverse (V-shaped in P.fusca); second line straight (irregular zig-zag in P.fusca). A.bistriatella also has a broader forewing; first line whiter and more curved; dark band in cilia 1/3 width of fringe (1/5 in P.fusca); hindwing more opalescent with a more distinct border (Ref: Goater)
DIssection
Male genitalia
Female genitalia
§1 New Forest, Hampshire; 05/06/2012; male
§2 New Forest, Hampshire; 31/08/2013; female; fw 10.8mm
§3 New Forest, Hampshire; 31/08/2013; male; fw 11.3mm
All images © Chris Lewis
§2 New Forest, Hampshire; 31/08/2013; female; fw 10.8mm
§3 New Forest, Hampshire; 31/08/2013; male; fw 11.3mm
All images © Chris Lewis
Page published 21/03/2012 | §2 added 18/11/2013 | §3 added 19/11/2013