The Moths of Suffolk
2113 Stout Dart, Spaelotis ravida, (Denis & Schiffermüller, 1775)

National Status : Local

Local Status : Resident (SMP Status 4)

Distribution and abundance : Scarce

Habitats : Damp meadows and marshes

Flight Period : Single-brooded; literature gives June to September, aestivates during the warmer summer months

Larval foodplants : Not known in the wild

Records : Barnby (N Muddeman, 1990), St Olaves (H Jenner, 1987 & 1988), Ipswich (G List, 1986), Needham Market (C W Pierce, 1963 & 1970-1973), Stowmarket (H Chipperfield, 1965), Westwood Marshes (J Clarke, 30.vii.1980), Walberswick (J Chainey, 29.vii.1978), Weston (A Aston, 1965)

Morley's Final Catalogue : Ranges through EAnglia, but is quite rare with us. Wheeler of Norwich secured three examples in a single night at Brandon in 1874; and no more was heard of it till about 1900, when two turned up on sugar in Norgate's garden, near the west edge of Bury town. No later records till two came to light at Sotterley in 1935 (Btn).

Wingspan details : Forewing 18-22mm, Wingspan 42-50mm

Identification

Confusion species
    AdultNorthern Rustic, Standfussiana lucernea
Dotted Rustic, Rhyacia simulans

Compare confusion species
    Adult

Click to view full size image
Ipswich Museum Collection - Suffolk (25.ii.2012) © A Prichard

Flight chart
JFMAMJJASOND
100 66 66

Life history chart
JFMAMJJASOND
larva larva larva larva larva pupa imago image diapause ovaimago ova ovalarva larva

Further Photographs

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Newmarket 04-07-1963 C.W. Pierce. Specimen at Ipswich museum - Suffolk (2012) © Neil Sherman