Other numbers: ATCC 35221, CCUG 10773, CCUG 23947, CIP 102722, DSM 11375, JCM 2530, JCM 14870, LMG 7605, LMG 8846, NCTC 11352, WRI 3034/77. Taxonomic status: Type strain. History: < I. Steinhauserová < CCUG < NCTC < M.B. Skirrow. Isolated from: Cloacal swab, herring gull (Larus argentatus); UK, Worcester (5541). Additional information: Type (6485), description (5541), taxonomy (7675). Control strain for indoxyl acetate hydrolysis test (ČSN EN ISO). Biohazard group 2. Cultivation conditions: Medium 91, 37°C, microaerophilic.