An intermediate genus between the Terebellum and the Oliva;
distinguished from the former by a callous oblique band at the base of
the columella; and from the latter by not having the spiral whorls
separated by a groove.
Shell smooth, oval, oblong, pointed behind, enlarged and truncated
before; the columella covered anteriorly by a callous oblique band; the
right lip obtuse.
Ancillaria cinnamomea.
A. ventricosa.
A. marginata.
A. candida.
_A. cinnamomea._ The cinnamon Ancillaria. Pl. 30, fig. 5.
Species with spire nearly obsolete; shell chestnut colour, with white
bands; varix of the columella reddish and somewhat striated.