72.037 BF2035 - Round-winged Muslin - Erebidae - Arctiinae - Thumatha senex

72.037 BF2035 - Erebidae - Arctiinae - Thumatha senex - Round-winged Muslin

Adult Macro: CAT 1 - Distinctive species unlikely to be confused with others -

- click for Adult Macro Verification Guidelines

- Rare / Uncommon / Scarce

Taxonomy: Macro >> Erebidae

ID Difficulty: green

- easy to identify, generally distinctive and unlikely to be confused with other species.

ID pointers: A small and delicate looking moth, that is cream-coloured with very broad and rounded, slightly translucent wings. The forewing has a small and noticeable dark central dot and usually two rows of dark spots or dashes.

Distribution: (Last record: 2024 at Belper ) - Lastest record in 2024 – A new species for Derbyshire in 2016 when one was recorded in a garden trap in Belper. The record was submitted but never published. Steve Thorpe trapped a single individual in his garden moth trap at Breaston on 30th June 2020, then a further 19 in 2021, and a further 3 in 2022, all from the same site. Another single individual by Steve at Breaston overnight on 30th June 2023 and another from a garden moth trap in Sandiacre late June 2023. Steve’s garden backs onto Golden Brook Nature Reserve at Breaston, clearly this is a “Hotspot” for this species, and maybe the main site in the county.

Flight Period: June / July / August / - One generation on the wing June – August.

Moth Activity: Nocturnal - and is attracted to light

Wingspan: 15-20mm
Forewing: 10-11mm

Food Plant: Dog lichen (Peltigera canina), as well as various mosses.

Last Recorded Year: 2024

Last Recorded By: Not Recorded

Last Recorded General Area: Belper

No First Date Information Recorded