. Bulletin - United States National Museum. Science. 620 BULLETIN 54, UNTTED STATES NATIONAL MUSEUM, of the second antenna has the inner margin expanded into a spine- like process, which is very conspicuous. The maxilHpeds have a palp of three articles. The palp of the mandibles is Fig. 669.—Porcellio spinicornis (After Sars). a, Head, b. Dorsal view of female, c, Sec- ond ANTENNA, (l, LAST TWO SEGMENTS OF ABDOMEN AND UROPODA. f, FiRST LEG OF FEMALE. /", Last segment of abdomen, g, First pleopod of male, h, Uropod. /, Flagellum. j, Sev- enth LEG OF female, k, SECOND PLEOPOD OF M
. Bulletin - United States National Museum. Science. 620 BULLETIN 54, UNTTED STATES NATIONAL MUSEUM, of the second antenna has the inner margin expanded into a spine- like process, which is very conspicuous. The maxilHpeds have a palp of three articles. The palp of the mandibles is Fig. 669.—Porcellio spinicornis (After Sars). a, Head, b. Dorsal view of female, c, Sec- ond ANTENNA, (l, LAST TWO SEGMENTS OF ABDOMEN AND UROPODA. f, FiRST LEG OF FEMALE. /", Last segment of abdomen, g, First pleopod of male, h, Uropod. /, Flagellum. j, Sev- enth LEG OF female, k, SECOND PLEOPOD OF MALE. I, SEVENTH LEG OF MALE. The first segment of the thorax is 2 nnn. in length, a little longer than any of the others, which are suhecjual and each is li mm. in length. The epimera are not separated oti' f I'om the 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
