. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. The onca Lixeage: Subdigital Fine Structure • Peterson (ind Williams 219. Figure 1. The third toe of A. annectens. a) Shows an overall view. Phalanx i{b), ii(c), and iii(d) scales are shown as montages; (b) and (c) match at " + " and scale 9; (c) and (d) match at the "•" and scale 15. Scales are numbered from the claw. into irregularly shaped fields by narrow ( ijl) "; The trackways pre- sumably represent the borders of the epi- dermal cells (Ruibal, 1968). The general patter


. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. The onca Lixeage: Subdigital Fine Structure • Peterson (ind Williams 219. Figure 1. The third toe of A. annectens. a) Shows an overall view. Phalanx i{b), ii(c), and iii(d) scales are shown as montages; (b) and (c) match at " + " and scale 9; (c) and (d) match at the "•" and scale 15. Scales are numbered from the claw. into irregularly shaped fields by narrow ( ijl) "; The trackways pre- sumably represent the borders of the epi- dermal cells (Ruibal, 1968). The general pattern described above is modified slightly in the proximal portion of the scales of phalanx iii. In these re- gions the scale surface is slightly con- toured into low "hillocks" (Figs. 1, 3) which appear to correspond to a single epidermal cell as each is completely bounded by a trackway (see also Figs. 6 and 7 of adult A. onca). The density of spines increases slightly between the trackway boundary and the crest of the hillock. This variation also occurs on the lateral digital scales. b) Subdigital scales 10-14 resemble la-. 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: ., bookauthorharvarduniversity, bookcentury1900, booksubjectzoology