. Annual report of the Regents. New York State Museum; Science. Gexeea of the Xokth American Palaeozoic Bryozoa. 531 ring like, and usually completely isolated and the interspaces ; (Ulrich.) Phtllodictya, Ulrich. (Jour. Cin. Sec. Nat. Hist., Yol. Y, p. 153. 1882.) Type, Phyllodictya frondosa, Ulrich. "Zoaria leaf-like or consisting of irregular, broad branches. Zooecia tubular, the prostrate portion long, apertures circular, slightly oblique, with the posterior portion elevated; inter- spaces wide, solid, traversed •vertically by numerous minute ; (Ulrich.). 'igi y
. Annual report of the Regents. New York State Museum; Science. Gexeea of the Xokth American Palaeozoic Bryozoa. 531 ring like, and usually completely isolated and the interspaces ; (Ulrich.) Phtllodictya, Ulrich. (Jour. Cin. Sec. Nat. Hist., Yol. Y, p. 153. 1882.) Type, Phyllodictya frondosa, Ulrich. "Zoaria leaf-like or consisting of irregular, broad branches. Zooecia tubular, the prostrate portion long, apertures circular, slightly oblique, with the posterior portion elevated; inter- spaces wide, solid, traversed •vertically by numerous minute ; (Ulrich.). 'igi y^^-o-r- FiG. 88. Phyllodictya frondosa. Upper fig., natural size. « Lower left hand fig., a portion of the surface xl8. Lower right hand fig., a transverse section of the cell tubes, xl3. Prismopora, Hall. (Bryozoans of the Upper Helderberg Group, p. 17. 1881.) Type, Prismopora triquetra^ Hall. (Plate 12, figs. 9-15.) Zoarium ramose ; consisting of triangular branches, bifurcating or sometimes trifurcating; frequently forming irregular groups; branches with the sides equal or unequal, concave; celluliferous on each face ; cells tubular, arising from the mesial plates, which extend from the center of the branch to each angle; margins of the branches solid ; intercellular tissue 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 New York State Museum; University of the State of New York. Board of Regents. Albany : J. B. Lyon, State Printer
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Keywords: ., bookauthorne, bookcentury1800, bookdecade1880, booksubjectscience
