. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 508 BULLETIN : MUSEUM OF COMPARATIVE ZOOLOGY Definition. Head scales with longitudinal striations; supra- ocular scales medially in direct contact with the supraocular semicircles (Fig. 14) ; occipitals, nuchals and dorsals confluent, showing no demarcation. A middorsal zone of enlarged scales; the dorsals are keeled and as wide as long and do not have a truncate posterior margin (Fig .15). Laterals smaller, keeled, and imbricate. Ventrals in longitudinal rows that converge toward the midventral line. Limbs with multi

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. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 508 BULLETIN : MUSEUM OF COMPARATIVE ZOOLOGY Definition. Head scales with longitudinal striations; supra- ocular scales medially in direct contact with the supraocular semicircles (Fig. 14) ; occipitals, nuchals and dorsals confluent, showing no demarcation. A middorsal zone of enlarged scales; the dorsals are keeled and as wide as long and do not have a truncate posterior margin (Fig .15). Laterals smaller, keeled, and imbricate. Ventrals in longitudinal rows that converge toward the midventral line. Limbs with multicarinate scales. Tail round in cross Figure 14. Tin- head scales of A. spectrum. The supraocular scales are in direct contact with the supraorbital 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