. Bulletin - United States National Museum. Science. B Fig. 104.—Thalia democeatica, solitary form: A, dorsal view; B, seen from the left side. X ^h diameters. from specimens collected off newport, rhode island. (drawn by hoyt s. Hopkins.) dorsal and ventral mid lines. The intermediate muscle is continuous ventrally, but interrupted dorsally. The oral musculature is well shown by Streiff (1908), whose figure I copy (fig. 105). The well-developed retractor connects in front with three sphincters of the strongly incurved lower lip and one incom- plete admarginal sphincter in the less incurved up
. Bulletin - United States National Museum. Science. B Fig. 104.—Thalia democeatica, solitary form: A, dorsal view; B, seen from the left side. X ^h diameters. from specimens collected off newport, rhode island. (drawn by hoyt s. Hopkins.) dorsal and ventral mid lines. The intermediate muscle is continuous ventrally, but interrupted dorsally. The oral musculature is well shown by Streiff (1908), whose figure I copy (fig. 105). The well-developed retractor connects in front with three sphincters of the strongly incurved lower lip and one incom- plete admarginal sphincter in the less incurved upper lip. A second 2621—Bull. 100, vol. 2—19 8. 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
