Name: Nereida ignava Pujalte et al. 2005

Category: Species

Proposed as: sp. nov.

Etymology: ig.na’va. L. fem. adj. ignava, lazy

Gender: feminine

Type strain: 2SM4; CCUG 49433; CECT 5292; CIP 108404; DSM 16309

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ748748 Analyse FASTA

Valid publication: Pujalte MJ, Macian MC, Arahal DR, Ludwig W, Schleifer KH, Garay E. Nereida ignava gen. nov., sp. nov., a novel aerobic marine alpha-proteobacterium that is closely related to uncultured Prionitis (alga) gall symbionts. Int J Syst Evol Microbiol 2005; 55:631-636.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 55, part 2 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:1399-1402.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • Hördt et al. 2020 Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468. Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.

• Notes:
  • 🥇 Nomenclatural type of the genus Nereida Pujalte et al. 2005. Publication: Pujalte MJ, Macian MC, Arahal DR, Ludwig W, Schleifer KH, Garay E. Nereida ignava gen. nov., sp. nov., a novel aerobic marine alpha-proteobacterium that is closely related to uncultured Prionitis (alga) gall symbionts. Int J Syst Evol Microbiol 2005; 55:631-636.
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 2 times in PubMed until 2024-03-27.

Parent taxon: Nereida Pujalte et al. 2005

Assigned by: Pujalte MJ, Macian MC, Arahal DR, Ludwig W, Schleifer KH, Garay E. Nereida ignava gen. nov., sp. nov., a novel aerobic marine alpha-proteobacterium that is closely related to uncultured Prionitis (alga) gall symbionts. Int J Syst Evol Microbiol 2005; 55:631-636.

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Record number: 778648