He abominated the nacreous flesh tones of Titian, Correggio, or Rubens.
It is seldom as much as half an inch in length, and has a nacreous interior.
Inside it is white and nacreous, with a large brown area under the apex.
All the trochids are nacreous within the aperturea character which is constant throughout the family.
Within the aperture the surface is nacreous and greenish ...