. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology; Zoology. Fig. 63. — Arach- naetis, Embryo of Edwardsia. ^J'-. Fig. 64 a. — Strongylocentro- tus Pluteus. Greatly mag- nified. Fig. 64. —Asteracanthion Pluteus. Greatly 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum

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Keywords: ., bookauthorha, bookcentury1800, bookdecade1860, booksubjectzoology