Photo © Mike Wall

Acompsia schmidtiellus

Checklist Number
35.027 [B&F: 0861]

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

Classification

Family:Gelechiidae
Subfamily:Dichomeridinae
Genus:Acompsia
Species:schmidtiellus
Authority:(Heyden, 1848)

Nationally scarce (Nb) on chalk and limestone downland and roadside verges in southern England and south Wales. Restricted in Hampshire to sites such as Old Winchester, Portsdown and Magdalen Hill Down, and on Isle of Wight to a single site near Ventnor; claims from other areas of the county should be accompanied by photographic or other evidence. Wingspan 15-17 mm. Larva feeds on Wild Marjoram, living within a spun or rolled leaf.

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)

VC10 Isle of Wight

Site Date Quantity Recorder Stage
Brading Down (SZ58)1900-W FassnidgeAdult
Brading (SZ68)11/07/1931-AnonAdult
Niton (SZ57)1939-S WakelyAdult
Ventnor (SZ57)1970fiveRichard FaircloughLarval
Ventnor (SZ57)28/07/1977oneRichard J DicksonAdult
Bonchurch Landslip (SZ57)13/07/2014oneRob WilsonAdult

VC11 South Hampshire

Site Date Quantity Recorder Stage
West Wood, Sparsholt (SU42)11/06/1988-J R Langmaid, D H SterlingLarval
Portsdown (SU60)29/04/1997oneJ R Langmaid, I R ThirlwellLarval
West Meon (SU62)26/05/1997-J R Langmaid, I R ThirlwellLarval
Portsdown (SU60)30/05/2000twoRichard J DicksonLarval spinning
Portsdown (SU60)30/05/2000oneJ R Langmaid, R J DicksonLarval
Oxenbourne Down (SU71)08/06/2000-J R Langmaid, I R ThirlwellLarval spinning
Old Winchester Hill (SU62)24/07/2004oneTim Norriss, Mark Trasenster, Mike WallAdult
Portsdown (SU60)17/05/2006-J R Langmaid, B ElliottLarval
Old Winchester Hill (SU62)25/07/2014oneMaurice OpieAdult
Portsdown (SU60)20/05/2015-J R Langmaid, S M PalmerLarval
Old Winchester Hill (SU62)03/07/2015oneRichard J DicksonAdult
Stockbridge Down (SU33)03/08/2016oneMike DuffyAdult
Old Winchester Hill (SU62)05/08/2016oneRichard J DicksonAdult
Queen Elizabeth Country Park (SU71)03/06/2017fiveJ R Langmaid, M R YoungLarval
Blashford Lakes HIWWT NR (SU10)01/07/2018oneBob ChapmanAdult
Blashford Lakes HIWWT NR (SU10)03/07/2018oneBob ChapmanAdult
Blashford Lakes HIWWT NR (SU10)09/07/2018oneBob ChapmanAdult
West Meon (SU62)20/07/2018oneRichard J DicksonAdult
Winchester (SU42)14/07/2020oneTim WalkerAdult
Kings Somborne (SU43)15/07/2020oneGlynne EvansAdult
Kings Somborne (SU33)15/07/2020oneGlynne EvansAdult
Kings Somborne (SU32)31/07/2020oneGlynne EvansAdult
Allbrook (SU42)22/07/2021oneSimon IngramAdult

VC12 North Hampshire

Site Date Quantity Recorder Stage
Magdalen Hill Down NR (SU52)03/08/1996onePhil BuddAdult
Weston Colley (SU53)24/07/2010oneDavid G GreenAdult
Magdalen Hill Down NR (SU52)13/07/2011onePatrick FleetAdult
Magdalen Hill Cemetery (SU52)11/07/2015oneMike Wall & Jayne ChapmanAdult
Basingstoke (SU65)05/07/2017oneMike WallAdult
Chilbolton (SU43)15/07/2017twoGlynne EvansAdult
Chilbolton (SU43)05/08/2019oneGlynne EvansAdult
Goodworth Clatford (SU34)23/07/2020oneGlynne EvansAdult
North Waltham (SU54)11/07/2022oneAndy JonesAdult