. Bulletin - United States National Museum. Science. NATIONAL MUSEUM BULLETIN 272 PLATE 15. Figures 1-12.—1, Longer megasclere, Drulia brownii, type; 2, shorter megascleres, D. brownii, type; 3, microsclere, D. brownii, type; 4, megasclere, D. geayi; S, megasclere, D. cristata; 6 microsclere, D. cristata; 7, gemmosclere, D. brownii; 8, gemmosclere, D. geayi; 9, gemmosclere, D. cristata; 10, gemmosclere, D. batesii; 11, longer megasclere, D. batesit; 12, shorter megasclere, D. Please note that these images are extracted from scanned page images that may have been digitally enhanc


. Bulletin - United States National Museum. Science. NATIONAL MUSEUM BULLETIN 272 PLATE 15. Figures 1-12.—1, Longer megasclere, Drulia brownii, type; 2, shorter megascleres, D. brownii, type; 3, microsclere, D. brownii, type; 4, megasclere, D. geayi; S, megasclere, D. cristata; 6 microsclere, D. cristata; 7, gemmosclere, D. brownii; 8, gemmosclere, D. geayi; 9, gemmosclere, D. cristata; 10, gemmosclere, D. batesii; 11, longer megasclere, D. batesit; 12, shorter megasclere, D. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.


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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience