\begin{table}%tb.1 \caption{\label{bdtab}RGB metallicity and C/M ratio.} %\centerline {\small \begin{tabular}{lcccc} \hline \hline \noalign{\smallskip} {Galaxy} & {[Fe/H]} & $\sigma$ & {C/M0+} & {Reference} \\ & {(dex)} & {(dex)} & & \\ \hline {DD0~190} & --2.00 & 0.30 & $2.5 \pm 1.0$ & 1 \\ {DDO~210} & --1.30 & 0.27 & $0.09 \pm 0.08$ & 2 \\ {IC~1613} & --1.20 & 0.20 & $1.48 \pm 0.31$ & 3 \\ {Leo~I} & --1.52 & 0.20 & $6.5 \pm 6.4$ & 4 \\ {M31} & --0.83 & 0.17 & $0.080 \pm 0.004$ & 5 \\ {NGC~147} & --1.13 & 0.15 & $0.30 \pm 0.03$ & 6 \\ {NGC~185} & --1.11 & 0.15 & $0.24 \pm 0.03$ & 6 \\ {NGC~205} & --1.06 & 0.15 & $0.20 \pm 0.01$ & 6 \\ {NGC~3109} & --1.70 & 0.30 & $1.85 \pm 0.21$ & 7 \\ {NGC~6822} & --1.50 & 0.30 & $ 0.90 \pm 0.08$ & 8 \\ {Pegasus} & --1.10 & 0.25 & $0.62 \pm 0.22$ & 9 \\ {SagDIG} & --2.08 & 0.20 & $4.0 \pm 3.0$ & 10 \\ {WLM} & --1.45 & 0.30 & $15.0 \pm 7.1$ & 11 \\ \hline \end{tabular}} \medskip (1) Aparicio \& Tikhonov (\cite{apt00}); (2)~McConnachie et~al. (\cite{mc06b}); (3)~Skillman et~al. (\cite{ski03}); (4)~Tolstoy et~al. (\cite{tol03}); (5)~Brown et~al. (\cite{br08}); (6)~Butler \& Martinez-Delgado (\cite{bum05}); (7)~Battinelli \& Demers (\cite{bat}); (8)~Gallart et~al. (\cite{gal96}); (9)~Aparicio (\cite{apa94}); (10)~Momany et~al. (\cite{mom02}); (11)~Minniti \& Zijlstra (\cite{min97}). \end{table}