Name: Lacunisphaera Rast et al. 2025

Category: Genus

Proposed as: gen. nov.

Etymology: La.cu.ni.sphae’ra. L. fem. n. lacuna, a little lake, referring to the origin of the organism; Gr. fem. n. sphaîra, a ball, globe, sphere; N.L. fem. n. Lacunisphaera, a spherical microorganism from a lake

Gender, pronunciation: feminine (stem: Lacunisphaer-), la-ku-ni-SP^HA͡E-ra

Type species: Lacunisphaera limnophila Rast et al. 2025

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Rast P, Glockner I, Boedeker C, Jeske O, Wiegand S, Reinhardt R, Schumann P, Rohde M, Spring S, Glockner FO, et al. Three Novel Species with Peptidoglycan Cell Walls form the New Genus Lacunisphaera gen. nov. in the Family Opitutaceae of the Verrucomicrobial Subdivision 4. Front Microbiol 2017; 8:202.

IJSEM list: Oren A, Göker M. Validation list no. 225. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2025; 75:6863.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🎰 The BRCs most frequently used for deposits in this group are: LMG: 3; DSM: 3.

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 3

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Lacunisphaera anatis" Rast et al. 2017	not validly published	preferred name
    Lacunisphaera limnophila Rast et al. 2025	validly published under the ICNP	correct name
    Lacunisphaera parvula Rast et al. 2025	validly published under the ICNP	correct name

Parent taxon: Opitutaceae Choo et al. 2007

Assigned by: Rast P, Glockner I, Boedeker C, Jeske O, Wiegand S, Reinhardt R, Schumann P, Rohde M, Spring S, Glockner FO, et al. Three Novel Species with Peptidoglycan Cell Walls form the New Genus Lacunisphaera gen. nov. in the Family Opitutaceae of the Verrucomicrobial Subdivision 4. Front Microbiol 2017; 8:202.

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Record number: 67860