Surface topology and structural integrit
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Jon'elle Coleman; Roberto Marotta; Daniel H. Shain
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Article
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2008
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John Wiley and Sons
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English
β 526 KB
## Abstract Cocoons secreted by the aquatic leech __Theromyzon tessulatum__ comprise a tubular, membranous ovoid, sealed at each end by a glueβlike substance, called an operculum. Scanning electron microscopy showed surface features of the __T. tessulatum__ cocoon that included a circuitous bulge,