All shigella species are Non lactose fermenters except shigella sonnie late lactose

All shigella species are Non lactose fermenters except shigella sonnie late lactose
How to remember Shigella sps
S. boydii, S. sonnei, S. flexneri and S. dysentriae
Mnemonic is BSF. D
Border security forces do or die
Severe shigellosis is caused by S. dysentrieae
Mcc in worldwide-S. sonnei(soni di kudi)Punjabi girls are famous worldwide for elegance- Mneumonic
Mannitol is the sugar that differentiates S. dysentriae (-) from all other species (+)