. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. N. 218 Figures 210-217. Cleared heads of first instar larvae. Scale bar = 100 Mm; all figures at same scale. 210. B. balli. 211. B. foveum. 212. B. alaskense. 213. B. cannula. 214. B. lapponicum. 215. B. punctatostriatum. 216. B. lorquinii. 217. B. zephyrum. Figure 218. Cleared head of second instar B. levettei feveffe/ larva. Same scale as Figures Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these il


. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. N. 218 Figures 210-217. Cleared heads of first instar larvae. Scale bar = 100 Mm; all figures at same scale. 210. B. balli. 211. B. foveum. 212. B. alaskense. 213. B. cannula. 214. B. lapponicum. 215. B. punctatostriatum. 216. B. lorquinii. 217. B. zephyrum. Figure 218. Cleared head of second instar B. levettei feveffe/ larva. Same scale as Figures 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