17.015 BF252  -  Ypsolophidae -  Ochsenheimeriinae - Ochsenheimeria urella - Bull's-horn Stem Moth - (Fischer von Röslerstamm, 1842) Adult Micro:  CAT 3 - Very Rare/Scarce/Migrant/Adventive - confusion with leaf mines       PDF Icon - click for General Verification Guidelines  |   PDF Icon - click for Specific Verification Guidelines
Brown -  Significant Record / Very Rare / Vagrant         day-flying - Day-flying
Taxonomy:   Micro  >>  Ypsolophidae Other Name/s: Variable Stem Moth ID Difficulty:  amber  - care required in the identification process, as confusion with similar species is likely - quality photographs required.
Confusion Species:  O.taurella & O.vaccullela
ID pointers: Has a uniform pale yellowish-brown forewing or pale brown. The cilia are hardly or not dark tipped as in O.taurella The female antenna has scales in the middle, thickened with elongated scales for about three-fifths of their length, creating a noticeably ‘shaggy’ appearance. Males have slightly thickened antennae over three fifths, though with reclining scales. Both sexes have raised scale tufts on the head
Distribution:  (Last record: 13/07/2024 at Pleasley Pit CP )  -  Nationally Scarce B – Status in Derbyshire is uncertain/unknown due to very few modern day records, this one being the first since 1984. Described in Harrison & Sterling (1988) as common on heathland at Great Hucklow, Goyts Moss and Curbar Edge.DaNES-a record from Leash Fen, Baslow 22/7/1995. Seems to favour heathland in the northern half of the county.
Flight Period: July /  August /  -  The moth is on the wing during sunny mornings throughout July – August, otherwise lies buried in deep grass Moth Activity: Diurnal  - Flies during sunny mornings Photographed: Yes -  Photographed By: Jane Hewitt  © All Rights Reserved
*** Last updated on 18 March 2025 by TD ***
Wingspan: 9-12mm
Food Plant: Couch, Brome and other grasses
Last Recorded Date: 13/07/2024
Last Recorded By: Jane Hewitt
Last Recorded General Area: Pleasley Pit CP
No First Date Information Recorded

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