. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 36 Bulletin Museum of Comparative Zoology, Vol. 148, No. 2. Figure 16. Tindaria hesslerl Sanders & Allen. Growth series in lateral view. to about the insertion of the fourteenth tooth of the posterior hinge plate series and anteriorly to about the sixth tooth of the anterior series; inner layer forms a small crescent-shaped section immediately below the beaks; dorsal shell margin strongly con- vex with both antero- and postero-dorsal shell margins steeply sloping away from the umbos; long postero-dorsal margin for
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 36 Bulletin Museum of Comparative Zoology, Vol. 148, No. 2. Figure 16. Tindaria hesslerl Sanders & Allen. Growth series in lateral view. to about the insertion of the fourteenth tooth of the posterior hinge plate series and anteriorly to about the sixth tooth of the anterior series; inner layer forms a small crescent-shaped section immediately below the beaks; dorsal shell margin strongly con- vex with both antero- and postero-dorsal shell margins steeply sloping away from the umbos; long postero-dorsal margin forms a smooth curve with the rather broadly rounded posterior end; antero-dorsal mar- gin forms a smooth curve with the slightly truncated anterior end; ventral mar- gin smooth, long, and only shallowly con- vex; hinge plate strong, moderately broad with teeth continuous beneath the umbo; long posterior hinge plate bearing about 24 teeth which are directed primarily medi- ally, proximal teeth smallest, distal teeth increasingly larger to tooth 16 to 18, the latter being large, long, and robust, there- after teeth diminish in length but remain robust; anterior hinge plate with about 14 medially directed teeth, teeth 6 to 13 strong and long, more proximal teeth progressively 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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