Table 1.

Classification and general features of the rumen bacterium B. hungatei MB2003 in accordance with the MIGS recommendations [58]

MIGS ID	Property	Term	Evidence codea
	Current classification	Domain: Bacteria	TAS [59]
		Phylum: Firmicutes	TAS [60, 61]
		Class: Clostridia	TAS [62]
		Order: Eubacteriales	TAS [63]
		Family: Lachnospiraceae	TAS [64]
		Genus: Butyrivibrio	TAS [4]
		Species: hungatei	TAS [19]
		Type strain: No
		Strain: MB2003	TAS [20, 21]
	Gram stain	Positive	TAS [21, 31]
	Cell shape	Rod	TAS [21, 31]
	Motility	Non-motile	IDA
	Sporulation	Not reported	NAS
	Temperature range	37–39 °C	IDA
	Optimum temperature	39 °C	IDA
	pH range; Optimum	6.0–7.0; 6.4	IDA
	Carbon source	Variety of carbohydrates	IDA
	Energy metabolism	Fermentative metabolism	IDA
MIGS-6	Habitat	Bovine rumen	TAS [20]
MIGS-6.3	Salinity	Not reported
MIGS-22	Oxygen requirement	Anaerobic	IDA
MIGS-15	Biotic relationship	Symbiont of ruminants	TAS [20]
MIGS-14	Pathogenicity	Non-pathogen	NAS
MIGS-4	Geographic location	Ruakura, Hamilton, New Zealand	TAS [20]
MIGS-5	Sample collection time	May 2009	TAS [20]
MIGS-4.1	Latitude	−37.77 (37°46′28″S)	IDA
MIGS-4.2	Longitude	+175.31 (175°18′31″E)	IDA
MIGS-4.4	Altitude	40 m	IDA

^aEvidence codes - IDA, Inferred from Direct Assay, NAS, Non-traceable Author Statement (i.e., not directly observed for the living, isolated sample, but based on a generally accepted property for the species, or anecdotal evidence). Evidence codes are from the Gene Ontology project [65]