. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 68 bulletin: museum of comparative zoology. allowance for wear, it will still be observed that the coronal apices differ from those of Helicopriou in that they are more obtuse, more coarsely serrated, and the posterior margin is not more steeply inclined than the anterior {cf. Karpinsky's text-figure no. 66). A line passing through the apex of a given tooth and dividing the crown into halves will inter- sect the base of the second tooth behind. Such a line dropped from the apex of the seventh tooth from the distal end
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 68 bulletin: museum of comparative zoology. allowance for wear, it will still be observed that the coronal apices differ from those of Helicopriou in that they are more obtuse, more coarsely serrated, and the posterior margin is not more steeply inclined than the anterior {cf. Karpinsky's text-figure no. 66). A line passing through the apex of a given tooth and dividing the crown into halves will inter- sect the base of the second tooth behind. Such a line dropped from the apex of the seventh tooth from the distal end, which happens at the. 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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