Prev Flights Rec Search
Oncocera semirubella
Rosy Knot-horn (Scopoli, 1763)
Pyralidae: Phycitinae
1441 / 62.021
Photo © Andy Musgrove

View all 31 photos >

Tetrad Map
Google Map

Similar Species: None
Wingspan: 17-29 mm.
Flight: June and July
Foodplant:   Bird's-foot trefoil and Clover.
Nat Status: Nationally Scarce B
Verification Grade:  Adult: 1
Status
Local.
Flies in afternoon sunshine, later coming to light.
Popularly named the Rhubarb and Custard moth.

Resident on chalk downland and limestone cliffs, in the southernmost counties of England.

Increasing Norfolk records including Eccles in 2005 (N. Bowman, 29/07/05), Stoke Holy Cross in 2006 (A. Musgrove (21/07/06) and Overstrand in 2013 (G. Bond, 22/07/13).
New for VC28 in 2014 at Abbey Farm, Flitcham (R. Jones, J. Swalwell, 12/07/14) also Hockwold in 2014 (K. Puttick)

Records in more recent years from the Brecks suggest maybe a breeding population? Norfolk coastal records are of assumed migrants.

Recorded in 37 (50%) of 74 10k Squares.
First Recorded in 1900.
Last Recorded in 2023.

Latest 10 Records
Date#VC10kArea
11/09/2023127TG42Eccles
09/09/2023128TF72Flitcham
05/09/2023127TG24Cromer
23/08/2023127TG32Neatishead / Barton Broad
22/08/2023128TF62Dersingham Bog
21/08/2023128TF83North Creake
15/08/2023228TF83North Creake
15/08/20231128TF72Flitcham
12/08/2023127TG11Costessey
12/08/2023128TF63Snettisham
Further info: Oncocera semirubella
 
UK Moths
NBN Atlas
Moth Dissection UK
Historical UK Map
Svenska fjarilar
Lepiforum.de
Bedfordshire Moths
Cambs Moths
Devon Moths
Dorset Moths
Essex Field Club
Hants Moths
Herts & Middx Moths
Huntingdon HMBG
Kent Moths
Norfolk Moths
Somerset Moths
Suffolk Moths
Upper Thames Moths
West Midlands Moths
Yorkshire Moths
Norfolk Moths (Full)
Back Record Home
iMoths V14.3 HD © Lepidoptera UK 2024
This web app requires necessary cookies to function correctly. We'd also like to set Google analytics cookies that help us make improvements by measuring how you use the site. These will be set only if you accept all cookies. Necessary cookies enable core functionality such as security, network management, and accessibility. You may disable these by changing your browser settings, but this will affect how the website functions. Cookies Policy