Entity:

Authorship

SN2000 author citation	:			I. Vanwonterghem et al., 2016, nom. pro-inval.
Original name, rank & spelling	:			Vanwonterghem, I., Evans, P.N., Parks, D.H., Jensen, P.D., Woodcroft, B.J., Hugenholtz, P., Tyson, G.W. 2016. Nat. Microbiol. 1 (16170): 3, 5, 6. ("Candidatus", "gen. nov.").

Validation

Validated name	:	*Methanomethylia* (Class) Vanwonterghem et al. 2016	Ref: I. Vanwonterghem et al., 2016: 6. [new]
Validated name	:	*Methanomethyliaceae* (Family) Vanwonterghem et al. 2016	Ref: I. Vanwonterghem et al., 2016: 6. [new]
Validated name	:	*Methanomethyliales* (Order) Vanwonterghem et al. 2016	Ref: I. Vanwonterghem et al., 2016: 6. [new]

Effectively, but not pro-validly, published name (nom. pro-inval.) [ICNP, 2025: Rules 67, 68 (Candidatus)]

Ref: LPSN, 2020-present. LPSN: [22 Nov 2025]; 22 Nov 2025. [inferred]

Type of	:	*Methanomethylia* (Class) Vanwonterghem et al. 2016	Ref: I. Vanwonterghem et al., 2016: 6. [inferred]
Type of	:	*Methanomethyliales* (Order) Vanwonterghem et al. 2016	Ref: I. Vanwonterghem et al., 2016: 6. [inferred]
Type, by original designation, of	:	*Methanomethyliaceae* (Family) Vanwonterghem et al. 2016	Ref: I. Vanwonterghem et al., 2016: 6. [new]

Pro-validly published name

Methanomethylicus (Genus) Vanwonterghem et al. 2020

Ref: LPSN, 2020-present: [22 Nov 2025].