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Encysted Pearls and Pearls with Marked Interiors
1-Pearly lump from shell of unio. 2-5,7-9.13-Encysted or ingrown pearls..... 6- Small crayfish completely encysted.... Nos.10-12,14-16,18-21,23-29- Pearls formed over some foreign matter deffering in color from the nacre.... No.17-Hollow bead-like pearl, from which the nucleus has entirely disappeared--perhaps some insect or bit of vegetable matter that has decayed, or piece of clay that has disintegrated and washed out. It can now be blown through like a whilstle... No.22-Double or notched pearl, the result of the joining and intergrowth of two pearls
Encysted Pearls and Pearls with Marked Interiors<br>1-Pearly lump from shell of unio. 2-5,7-9.13-Encysted or ingrown pearls..... 6- Small crayfish completely encysted.... Nos.10-12,14-16,18-21,23-29- Pearls formed over some foreign matter deffering in color from the nacre.... No.17-Hollow bead-like pearl, from which the nucleus has entirely disappeared--perhaps some insect or bit of vegetable matter that has decayed, or piece of clay that has disintegrated and washed out. It can now be blown through like a whilstle... No.22-Double or notched pearl, the result of the joining and intergrowth of two pearls
CategoryShellfish
CaptionEncysted Pearls and Pearls with Marked Interiors
1-Pearly lump from shell of unio. 2-5, 7-9.13-Encysted or ingrown pearls..... 6- Small crayfish completely encysted.... Nos.10-12, 14-16, 18-21, 23-29- Pearls formed over some foreign matter deffering in color from the nacre.... No.17-Hollow bead-like pearl, from which the nucleus has entirely disappeared--perhaps some insect or bit of vegetable matter that has decayed, or piece of clay that has disintegrated and washed out. It can now be blown through like a whilstle... No.22-Double or notched pearl, the result of the joining and intergrowth of two pearls
Image Date1898.00
SubjectPearls
Image Source AuthorKunz, George F.
Image Source TitleFresh-Water Pearls and Pearl Fisheries of the United States
Pub. Info.Washington, DC : Government Printing Office, 1898
Image Source SeriesBulletin of the United States Fish Commission, vol. 17, 1897
Page No./Plate No.Plate XI
Digital collectionFreshwater and Marine Image Bank
RepositoryMost materials are located in the University of Washington Libraries. Images were scanned by staff of the UW Fisheries-Oceanography Library
CopyrightMaterials in the Freshwater and Marine Image Bank are in the public domain. No copyright permissions are needed. Acknowledgement of the Freshwater and Marine Image Bank as a source for borrowed images is requested.
Ordering InformationThe University of Washington Libraries does not provide reproductions of this image. This record contains a citation for this image. If you want to use the scanned image, acknowledgement of the Freshwater and Marine Image Bank as a source for borrowed images is requested.
TypeImage
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