Smithsonian miscellaneous collections . 19. Lowest level showing the curved fibers 20. The points of origin of the hooli-fiber in a hand-remex of Coluinba livia, seen from above. Mag-nified 1:400 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 48, PL. XI.

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Keywords: ., bookauthorsm, bookcentury1800, bookdecade1860, booksubjectscience