# The genome sequence of the Gorse Wanderer, Brachmia blandella (Fabricius, 1798) (Lepidoptera: Gelechiidae)

**Authors:** Douglas Boyes, Clare Boyes, Ricardo Rodriguez-de-la-vega, Wai Lok So, Will Nash

PMC · DOI: 10.12688/wellcomeopenres.24971.1 · Wellcome Open Research · 2025-10-06

## TL;DR

This paper provides the genome sequence of the Gorse Wanderer moth, including its chromosomes and mitochondrial DNA, as part of a larger project to sequence species from Britain and Ireland.

## Contribution

The study presents a high-quality genome assembly of Brachmia blandella, including sex chromosomes and mitochondrial DNA.

## Key findings

- The genome assembly is 498.99 megabases long, with 96.45% scaffolded into 31 chromosomal pseudomolecules.
- The mitochondrial genome is 15.62 kilobases in length and has been fully assembled.
- The genome data is part of the Darwin Tree of Life project focusing on species from Britain and Ireland.

## Abstract

We present a genome assembly from an individual female
Brachmia blandella (Gorse Wanderer, Gorse Crest; Arthropoda; Insecta; Lepidoptera; Gelechiidae). The genome sequence has a total length of 498.99 megabases. Most of the assembly (96.45%) is scaffolded into 31 chromosomal pseudomolecules, including the W and Z sex chromosomes. The mitochondrial genome has also been assembled, with a length of 15.62 kilobases. This assembly was generated as part of the Darwin Tree of Life project, which produces reference genomes for eukaryotic species found in Britain and Ireland.

## Linked entities

- **Species:** Brachmia blandella (taxon 1280453)

## Full-text entities

- **Genes:** COX1 (cytochrome c oxidase subunit I) [NCBI Gene 4512] {aka COI, MTCO1}, SNAI1 (snail family transcriptional repressor 1) [NCBI Gene 6615] {aka SLUGH2, SNA, SNAH, SNAIL, SNAIL1, dJ710H13.1}, EBP (EBP cholestenol delta-isomerase) [NCBI Gene 10682] {aka CDPX2, CHO2, CPX, CPXD, D8D7I, MEND}
- **Chemicals:** Arima (MESH:D020912), formaldehyde (MESH:D005557), TC (MESH:D013667), ethanol (MESH:D000431), Nucleotide (MESH:D009711)
- **Species:** Pterygota (genus) [taxon 300552], Brachmia blandella (species) [taxon 1280453], Abies grandis (grand fir, species) [taxon 46611], Cirsium palustre (species) [taxon 143190], Psychodinae (moth flies, subfamily) [taxon 41832], Ulex europaeus (furze, species) [taxon 3902]

## Full text

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## Figures

6 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12963829/full.md

## References

35 references — full list in the complete paper: https://tomesphere.com/paper/PMC12963829/full.md

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Source: https://tomesphere.com/paper/PMC12963829