. Annual report of the Regents. New York State Museum; Science. 548 Report of the State Geologist. Helopoba, Hail. (Pal. K Y., Vol. ir, p. 44. 1853.) Type, Helojporafragilis^ Hall. Zoarium consisting of numerous, subequal, small cylindrical segments, articulating terminally; celluliferous on all sides; cell tubes somewhat oblique, rectangular to the surface, or geniculate j cell apertures oval; arranged in a diagonally intersecting series or in longitudinal series separated by ridges. 114. Pigs. 113,114. HeloporaHarrisi; two segments, natural size and xl Fig. 115. Vertical section, and transve
. Annual report of the Regents. New York State Museum; Science. 548 Report of the State Geologist. Helopoba, Hail. (Pal. K Y., Vol. ir, p. 44. 1853.) Type, Helojporafragilis^ Hall. Zoarium consisting of numerous, subequal, small cylindrical segments, articulating terminally; celluliferous on all sides; cell tubes somewhat oblique, rectangular to the surface, or geniculate j cell apertures oval; arranged in a diagonally intersecting series or in longitudinal series separated by ridges. 114. Pigs. 113,114. HeloporaHarrisi; two segments, natural size and xl Fig. 115. Vertical section, and transverse section, x50. SoEPTBOPOBA, Ulrich. (American Geologist, Vol. I, p. 228. 1888.) Type, Sceptroporafacula, iTlrich. Segments club shaped; the lower half striated; noncellulif erous; the extremity bulbous; upper half expanded; the center of the top with a large socket; cells tubular, arranged between vertical lines; apertures 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
