Pyralidae : Phycitinae
  Prev | Next  
Photo © Matthew Casey,  18/07/2020 - Hethersett

View all 34 photos >

Immature stages

Upload a Photo
 
Oncocera semirubella
Rosy Knot-horn

(Scopoli, 1763)1441 / 62.021
=Rosy-striped Knot-horn
=Rhubarb & Custard

Norfolk 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 39 (53%) of 74 10k Squares.
First Recorded in 1900.
Last Recorded in 2024.
Additional Stats

Etiella zinckenella | Pempelia genistella >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
15/09/2024128TL79Cranwich
07/09/2024127TG42Eccles
07/09/2024127TG42Hickling / Stubb Mill
07/09/2024128TL78Weeting Heath (Gravelpit Wood)
07/09/2024127TG13Hempstead
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
Express Record Oncocera semirubella
We need your records!
Do you have records of Oncocera semirubella?
Put your own dot on the map!

Copyright © Lepidoptera UK 2024
   
Click Map for Details

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 17-29 mm.
Flight: June and July
Foodplant:   Bird's-foot trefoil and Clover.
Nat Status: Nationally Scarce B
Verification Grade:  Adult: 1
 Immature Adult   [Show Flight Times]

Data Policy | Cookies Policy
  
Underlying maps using Digital Map Data © NOLA™ 2024. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2024. Data © NOLA™ 2024
This site 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