Description of Candidatus Aphodousia gallistercoris sp. nov.

Candidatus Aphodousia gallistercoris (gal.li.ster’co.ris. L. masc. n gallus chicken; L. neut. n. stercus dung; N.L. gen. n. gallistercoris of chicken faeces)

A bacterial species identified by metagenomic analyses. This species includes all bacteria with genomes that show ≥95% average nucleotide identity (ANI) to the type genome, which has been assigned the MAG ID CHK121-301 and which is available via NCBI BioSample SAMN15817147. The GC content of the type genome is 52.58% and the genome length is 1.8 Mbp.

Description of Candidatus Aphodovivens gen. nov.

Candidatus Aphodovivens (Aph.o.do.vi’vens. Gr. fem. n. aphodos dung; N.L. pres. part. vivens living; N.L. fem. n. Aphodovivens a microbe associated with faeces)

A bacterial genus identified by metagenomic analyses. The genus includes all bacteria with genomes that show ≥60% average amino acid identity (AAI) to the type genome from the type species Candidatus Aphodovivens avicola. This is a name for the alphanumeric GTDB genus UMGS1293. This genus has been assigned by GTDB-Tk v1.3.0 working on GTDB Release 05-RS95 (Chaumeil et al., 2019; Parks et al., 2020) to the order Coriobacteriales and to the family Eggerthellaceae.

Description of Candidatus Aphodovivens avicola sp. nov.

Candidatus Aphodovivens avicola (a.vi’co.la. L. fem. n. avis bird; L. suff. -cola inhabitant of; N.L. n. avicola inhabitant of birds)

A bacterial species identified by metagenomic analyses. This species includes all bacteria with genomes that show ≥95% average nucleotide identity (ANI) to the type genome, which has been assigned the MAG ID ChiGjej6B6-21069 and which is available via NCBI BioSample SAMN15817067. The GC content of the type genome is 65.54% and the genome length is 2.2 Mbp.

Description of Candidatus Aphodovivens avistercoris sp. nov.

Candidatus Aphodovivens avistercoris (a.vi.ster’co.ris. L. fem. n. avis bird; L. neut. n. stercus dung; N.L. gen. n. avistercoris of bird faeces)

A bacterial species identified by metagenomic analyses. This species includes all bacteria with genomes that show ≥95% average nucleotide identity (ANI) to the type genome, which has been assigned the MAG ID ChiGjej5B5-3278 and which is available via NCBI BioSample SAMN15817093. The GC content of the type genome is 66.86% and the genome length is 2.4 Mbp.

Description of Candidatus Aphodovivens excrementavium sp. nov.

Candidatus Aphodovivens excrementavium (ex.cre.ment.a’vi.um. L. neut. n. excrementum excrement; L. fem. n. avis bird; N.L. gen. n. excrementavium of bird excrement)

A bacterial species identified by metagenomic analyses. This species includes all bacteria with genomes that show ≥95% average nucleotide identity (ANI) to the type genome, which has been assigned the MAG ID ChiGjej2B2-30709 and which is available via NCBI BioSample SAMN15817109. The GC content of the type genome is 58.74% and the genome length is 2.1 Mbp.

Description of Candidatus Aquabacterium excrementipullorum sp. nov.

Candidatus Aquabacterium excrementipullorum (ex.cre.men.ti.pul.lo’rum. L. neut. n. excrementum excrement; L. masc. n. pullus a young chicken; N.L. gen. n. excrementipullorum of young chicken excrement)

A bacterial species identified by metagenomic analyses. This species includes all bacteria with genomes that show ≥95% average nucleotide identity (ANI) to the type genome, which has been assigned the MAG ID ChiHile3-4534 and which is available via NCBI BioSample SAMN15816783. The GC content of the type genome is 67.11% and the genome length is 4.7 Mbp.

Description of Candidatus Atopostipes pullistercoris sp. nov.

Candidatus Atopostipes pullistercoris (pul.li.ster’co.ris. L. masc. n. pullus a young chicken; L. neut. n. stercus dung; N.L. gen. n. pullistercoris of young chicken faeces)

A bacterial species identified by metagenomic analyses. This species includes all bacteria with genomes that show ≥95% average nucleotide identity (ANI) to the type genome, which has been assigned the MAG ID CHK169-4300 and which is available via NCBI BioSample SAMN15816688. The GC content of the type genome is 34.84% and the genome length is 1.9 Mbp.

Description of Candidatus Avacholeplasma gen. nov.

Candidatus Avacholeplasma (Av.a.cho.le.plas’ma. L. fem. n. avis bird; N.L. neut. n. Acholeplasma a genus name; N.L. neut n. Avacholeplasma a genus related to the genus Acholeplasma but distinct from it and found in poultry)

A bacterial genus identified by metagenomic analyses. The genus includes all bacteria with genomes that show ≥60% average amino acid identity (AAI) to the type genome from the type species Candidatus Avacholeplasma faecigallinarum. This genus has been assigned by GTDB-Tk v1.3.0 working on GTDB Release 05-RS95 (Chaumeil et al., 2019; Parks et al., 2020) to the order Acholeplasmatales and to the family Anaeroplasmataceae.