. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. Fig. 4. Diagrams to show skull shape and ear region. A, P. expansa adult. B, P. madagascarensis. C, P. unifilU: Abbreviations: of, columellar foramen; pcf, precoluniellar fossa; sa, post-otic 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