facklamia sourekii facklamia sourekii facklamia sourekii is a gram-positive and facultatively anaerobic bacteria from the family of facklamia which has been isolated from humans. facklamia sourekii scientific classification domain: bacteria phylum: bacillota class: bacilli order: lactobacillales family: aerococcaceae genus: facklamia species: f. sourekii binomial name facklamia sourekiicollins et al. 1999 type strain atcc 700629, ccug 28783 a, cip 105940, 28783a, ss 1019, de moor m13582