. Echinoidea. Sea urchins. ,roSeri/ ijiof-^^. d,Me-rvése-ri, Jii^y;. Ji^morifi, ^se,f<^' /'^yn / y. P/ior-nfoS()//K/ /////r/^/f/rf U"f/f .7 .J S^t^fasoffnf fr'rirna/r/n 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 Mortensen, Th. (Theodor), 1868-1952. Copenhagen, Printed by Bianco Luno

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Keywords: ., bookcentury1900, bookcollectionbiod, bookdecade1900, bookyear1903