>1) Any recommended id books on miters.
The two Cernohorsky papers in Indo-Pacific Mollusca (many
errors/disagreements) and many articles by Richard Salisbury - particularly
in Of Sea & Shore 1992
>2) Subcancilla sulcata is
(Swainson, 1825)
John Wolff
2640 Breezewood Dr.
Lancaster, PA 17601, U.S.A.