Geometridae : Larentiinae
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Similar Dorset Species: None
 
Barred Rivulet
Perizoma bifaciata

(Haworth, 1809) 1804 / 70.134

Davey, P., 2009: A species occurring over all but northern Britain, the larva feeding in the seed capsules of red bartsia (Odontites vernus) and eyebright (Euphrasia nemorosa). In Dorset, the moth is local and at low density on chalky unimproved grassland and verge habitat; it occurs regularly on Portland, at Weymouth, Badbury Rings and Durlston, where larvae have been found on red bartsia. Elsewhere, records are thinly scattered across various habitat and soil types, hinting at occasional... Read More

Recorded in 22 (55%) of 40 10k Squares.
First Recorded in 1903.
Last Recorded in 2019.
(Data up to end 2019)
Additional Stats

Forewing: 9-11mm
Flight: July - August
Foodplant:   Red Bartsia
Red List: Least Concern (LC)
GB Status: Common
Former Status: Local
Verification Grade:  Adult: 2
< Small Rivulet | Grass Rivulet >
List Species Records   [Show All Latest]
Latest 5 Records (data up to end 2019)
Date#VC10k Area
24/07/2019+9SY67 Portland / Weymouth
18/07/201919SY67 Portland / Weymouth
10/07/201919SY67 Portland / Weymouth
06/08/201819SY78 Broadmayne
18/07/201839SY67 Portland / Weymouth

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