. Bulletin - United States National Museum. Science. 22. 21 19 16 18 17 Figures 1-22.—1, jMegasclere, Radiospongilla crateriformis, India; 2, gemmule, R. crateri- formis, India; 3, gemmosclere, R. crateriformis, India; 4, gemmosclere, R. sceptroides; 5, gemmule, R. sceptroides, optical sect.; 6, megascleres, R. sceptroides; 7, gemmule, R. hemephydatia, optical sect.; 8, gemmosclere, R. hemephydatia; 9, enlarged gemmule porus tube, R. hemephydatia; 10, megasclere, R. hemephydatia; 11, megasclere, Spongilla multi- spinifera; 12, microscleres, S. multispinifera; 13, megasclere, S. reticulata; 14,
. Bulletin - United States National Museum. Science. 22. 21 19 16 18 17 Figures 1-22.—1, jMegasclere, Radiospongilla crateriformis, India; 2, gemmule, R. crateri- formis, India; 3, gemmosclere, R. crateriformis, India; 4, gemmosclere, R. sceptroides; 5, gemmule, R. sceptroides, optical sect.; 6, megascleres, R. sceptroides; 7, gemmule, R. hemephydatia, optical sect.; 8, gemmosclere, R. hemephydatia; 9, enlarged gemmule porus tube, R. hemephydatia; 10, megasclere, R. hemephydatia; 11, megasclere, Spongilla multi- spinifera; 12, microscleres, S. multispinifera; 13, megasclere, S. reticulata; 14, megasclere, S. prolifere?is; 15, gemmule, S. prolifevens, optical sect.; 16, gemmosclere, S. reticulata; 17, gemmosclere, S. cerebellata; 18, gemmosclere, S. proliferens; 19, megasclere, Radio- spongilla cantonensis; 20, gemmule, R. cantoyiensis, optical sect.; 21, gemmosclere, R. cantonensis; 22, enlarged gemmule porus tube, R. 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
