Description of Candidatus Sphingobacterium stercoripullorum sp. nov.

Candidatus Sphingobacterium stercoripullorum (ster.co.ri.pul.lo’rum. L. neut. n. stercus dung; L. masc. n. pullus a young chicken; N.L. gen. n. stercoripullorum of the faceces of young chickens)

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 1719 and which is available via NCBI BioSample SAMN15816733. The GC content of the type genome is 39.36% and the genome length is 2.7 Mbp.

Description of Candidatus Sphingomonas excrementigallinarum sp. nov.

Candidatus Sphingomonas excrementigallinarum (ex.cre.men.ti.gal.li.na’rum. L. neut. n. excrementum excrement; L. fem. n. gallina hen; N.L. gen. n. excrementigallinarum of hen 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 1562 and which is available via NCBI BioSample SAMN15816779. The GC content of the type genome is 66.49% and the genome length is 3.7 Mbp.

Description of Candidatus Spyradenecus gen. nov.

Candidatus Spyradenecus (Spy.rad.en.e’cus. Gr. fem. n. spyras ball of dung; Gr. masc. enoikos inhabitant; N.L. masc. n. Spyradenecus a microbe associated with the intestines)

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 Spyradenecus faecavium. This is a name for the alphanumeric GTDB genus W1P29-020. 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 RFP12 and to the family W1P29-020.

Description of Candidatus Spyradenecus faecavium sp. nov.

Candidatus Spyradenecus faecavium (faec.a’vi.um. L. fem. n. faex, faecis excrement; L. fem. n. avis bird; N.L. gen. n. faecavium 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 35461 and which is available via NCBI BioSample SAMN15817160. The GC content of the type genome is 68.44% and the genome length is 1.8 Mbp.

Description of Candidatus Spyradocola gen. nov.

Candidatus Spyradocola (Spy.ra.do’co.la. Gr. fem. n. spyras ball of dung; L. suff. -cola inhabitant of; N.L. fem. n. Spyradocola a microbe associated with the intestines)

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 Spyradocola merdavium. This is a name for the alphanumeric GTDB genus UBA7102. 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 Christensenellales and to the family UBA1750.

Description of Candidatus Spyradocola merdavium sp. nov.

Candidatus Spyradocola merdavium (merd.a’vi.um. L. fem. n. merda faeces; L. fem. n. avis bird; N.L. gen. n. merdavium 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 CHK191-18038 and which is available via NCBI BioSample SAMN15817024. The GC content of the type genome is 66.20% and the genome length is 2.6 Mbp.

Description of Candidatus Spyradomonas gen. nov.

Candidatus Spyradomonas (Spy.ra.do.mo’nas. Gr. fem. n. spyras ball of dung; L. fem. n. monas a monad; N.L. fem. n. Spyradomonas 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 Spyradomonas excrementavium. This is a name for the alphanumeric GTDB genus UMGS951. 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 Gastranaerophilales and to the family Gastranaerophilaceae.

Description of Candidatus Spyradomonas excrementavium sp. nov.

Candidatus Spyradomonas 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 CHK149-2741 and which is available via NCBI BioSample SAMN15817232. This is a new name for the alphanumeric GTDB species sp900547155. The GC content of the type genome is 41.54% and the genome length is 2.0 Mbp.