. Bulletin - United States National Museum. Science. 160 BULLETIN 54, UNITED STATES NATIONAL MUSEUM. with complete rows becoming- successively more dense posteriorly. In one specimen a very few hairs at side of second segment. First three pairs of per^eopods subsimilar, fourth joint broad and armed with sev- eral very strong spines, fifth joint very short, alniost hidden in the first leg, somewhat longer in the second and still longer in the third. Seventh joint pectinate, with four long spines in the first leg, in the second and third legs these becoming weaker. Claws strong in all. "Las
. Bulletin - United States National Museum. Science. 160 BULLETIN 54, UNITED STATES NATIONAL MUSEUM. with complete rows becoming- successively more dense posteriorly. In one specimen a very few hairs at side of second segment. First three pairs of per^eopods subsimilar, fourth joint broad and armed with sev- eral very strong spines, fifth joint very short, alniost hidden in the first leg, somewhat longer in the second and still longer in the third. Seventh joint pectinate, with four long spines in the first leg, in the second and third legs these becoming weaker. Claws strong in all. "Last four legs successively longer and relatively to their length more slender than the first three pairs, heavily armed with numerous brown-tipped 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
