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. Breviora. . Figure 4. Preopercular spines. A. Sudis atrox Rofen, mm bL, RHB 1291. B. Sudis hyalina Rafinesque, mm SL, RHB 1307. Drawn by Martha 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. , Museum of Comparative Zoology, Harvard University
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