Photo © Mike Wall

Ancylis diminutana

Checklist Number
49.209 [B&F: 1119a]

Verification
Record will normally be accepted but photo evidence may be required - check with CMR if not sure of identity

Classification

Family:Tortricidae
Subfamily:Olethreutinae
Genus:Ancylis
Species:diminutana
Authority:(Haworth, 1811)

Local in woodland throughout England and Wales. Extremely rare and local in Hampshire and Isle of Wight, where known from a handful of sites. Wingspan 13-15 mm. Very similar to, and formerly conspecific with, A. geminana and A. subarcuana, from which separated by small size and in the terminal part of the longitudinal streak which is not arched above the tornal area but is nearly straight to below the apex [Bradley]. Larva feeds on Eared Willow and Grey Willow, living between leaves spun together with silk, and over-wintering in a cocoon.

The abundance in each month is indicated as follows:

No records
Very occasional
Irregular
Uncommon
Off-peak, but not unusual
Off-peak, but not unusual
Main flight time
J F M A M J J A S O N D
Adult
Larval

Records by week (adult)

Records by week (larval)

No Larval records to show.

VC8 Wiltshire (Hants county)

Site Date Quantity Recorder Stage
West Park (SU11)28/06/2002oneDavid G GreenAdult

VC10 Isle of Wight

Site Date Quantity Recorder Stage
Yarmouth (SZ38)1900-W FassnidgeAdult
Walter's Copse, Newtown (SZ49)28/05/2011oneTim Norriss, James Halsey, Elaine RiceAdult
Afton Marsh (SZ38)23/05/2017oneStephen PlummerAdult
Osborne Wood (SZ59)30/05/2022twoIain OutlawAdult

VC11 South Hampshire

Site Date Quantity Recorder Stage
Botley Wood (SU50)15/06/1973oneRichard J DicksonAdult
Botley Wood (SU50)18/06/1974twoRichard J DicksonAdult
Brockenhurst, NF (SU20)10/06/2009oneRussell B WynnAdult
Botley Wood (SU50)09/07/2013twoMaurice OpieAdult
Merritown Heath (SZ19)10/06/2016oneDavid FootAdult
Titchfield Haven NNR (SU50)26/05/2017oneRichard J DicksonAdult
Hill Head (SU50)09/06/2017oneAmy L RobjohnsAdult
NF (SZ29)18/06/2017oneMargey & Norman TuckAdult
Hill Head (SU50)19/06/2017oneAmy L RobjohnsAdult
NF (SZ29)20/06/2017oneMargey & Norman TuckAdult
Merritown Heath (SZ19)19/08/2017oneDave FootAdult
Upham (SU52)09/06/2018oneRichard J DicksonAdult
Botley Wood (SU50)22/06/2018oneMaurice OpieAdult
Browndown Coastal Ranges (SZ59)03/06/2022twoRichard J DicksonAdult

VC12 North Hampshire

Site Date Quantity Recorder Stage
Basing Forest (SU65)22/05/1976oneDavid AppletonAdult
Odiham Common (SU75)24/05/1976oneDavid AppletonAdult
Old Basing (SU65)17/06/2005oneJames Andrews, Mike WallAdult
Hook Common HWT reserve (SU75)18/06/2005oneMark Trasenster & Mike WallAdult
Overton (SU54)24/06/2006oneAlison CrossAdult
Overton (SU54)12/06/2009oneAlison CrossAdult
Morgaston Wood (SU65)22/05/2010oneMike Wall & Nick MontegriffoAdult
Morgaston Wood (SU65)04/06/2011oneMike WallAdult
Overton (SU54)07/07/2013oneAlison CrossAdult
Leckford Estate (SU33)18/06/2016oneGlynne EvansAdult