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Scientific American, Vol. 43, No. 16 (1880) (1880)
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colony Serpula protrudes itself from its tube, it is by no means little wheel which thousands of our citizens see daily creep- when placed under a microscope appears as shown in Fig. slow in retreating. When one of these creatures is 2. The pear-shaped protuberances, which might be fully expanded… … their marks of juncture are not perceptible, As the apparently preferring the brighter particles, For in- 4. MARINE COMMUNITY © 1880 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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