. On a new genus of siliceous sponges from the Trenton formation at Ottawa [microform]. Sponges, Fossil; Eponges fossiles. pipn". 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 Hinde, George Jennings, 1839-1918. [S. l. : s. n.

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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherslsn, bookyear1889