${{\mathit \Omega}}$ BARYONS ($\mathit S$ = $-3$, $\mathit I$ = $\mathit{0}$)

${{\mathit \Omega}^{-}}$ = ${\mathit {\mathit s}}$ ${\mathit {\mathit s}}$ ${\mathit {\mathit s}}$
 
****   Existence is certain, and properties are at least fairly explored.
***   Existence ranges from very likely to certain, but further confirmation is desirable and/or quantum numbers, branching fractions, etc. are not well determined.
**   Evidence of existence is only fair.