72.002 BF2474 - Straw Dot - Erebidae - Rivula sericealis

72.002 BF2474 - Erebidae - Rivulinae - Rivula sericealis - Straw Dot

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

- click for Adult Macro Verification Guidelines

- Generally Common / Widespread

Taxonomy: Macro >> . >> Erebidae

ID Difficulty: green

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

ID pointers: A small triangular shaped moth, that gets its name from the straw-brown ground colour to the forewing, with a large blackish-brown kidney mark in the central area of the wing close to the leading edge (under a lens the colour is revealed as purplish-black). The outer edge shows an orange-brown semi-smudged cross-band with small white dots forming an outer line. An unmistakable little moth.

Distribution: In 1986 described as uncommon and locally distributed in Derbyshire. It is now a common moth and well distributed across the county, being widespread from the Trent valley through the coal measures to the Limestone region in the north east. Also recorded from the north west region west of the Pennines.

Flight Period: July / August / - On the wing July – August.

*** Last updated on 11 March 2025 by RP ***

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Wingspan: 18-22mm
Forewing: 13-15mm

Food Plant: Various grasses.

Recorded dates for Common [Blue-coded ] moths are not stored on the website at this current time.

IMAGES BELOW: Melbourne, Derbyshire – Tony Davison ©