. Bulletin - United States National Museum. Science. U. S. NATIONAL MUSEUM BULLETIN 129 PLATE 167. Macrocoeloma trispinosum. (Page 466) For explanation of plate see pace 580. 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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