. Annual report of the Regents. New York State Museum; Science. Genera of the ^orth A:irERiCAx Palaeozoic Bryozoa. 561 Family Odontotrypidae. The forms included in this family are usually very thin, incrust- ing expansions, but sometimes ramose, branches hollow; zoarium thin; cells short, oblique, pseudoseptate; intercellular space vesiculose; interapertural space solid. Eeidopora, Ulrich. (Jour. Gin. Soc. Xat. Hist., Yol. Y, p. 137. 1882.) Type, Eridopora macrostoma^ Ulrich. Original diagnosis. "Zoarium thin, incrusting. Gell aper- tures subtriangular or ovate, and moue or less oblique,
. Annual report of the Regents. New York State Museum; Science. Genera of the ^orth A:irERiCAx Palaeozoic Bryozoa. 561 Family Odontotrypidae. The forms included in this family are usually very thin, incrust- ing expansions, but sometimes ramose, branches hollow; zoarium thin; cells short, oblique, pseudoseptate; intercellular space vesiculose; interapertural space solid. Eeidopora, Ulrich. (Jour. Gin. Soc. Xat. Hist., Yol. Y, p. 137. 1882.) Type, Eridopora macrostoma^ Ulrich. Original diagnosis. "Zoarium thin, incrusting. Gell aper- tures subtriangular or ovate, and moue or less oblique, with the margin strongly elevated on one side, or the peristome may extend unequally all around the aperture ; it being always more promi- nent on one side than the other. Cell apertures surrounded by from one to three series of smaller, angular, interstitial cells, which, when the zoirium is well preserved, is covered by a membrane. Intercellular spice occupied by vesi- ular ;. Fig. 128. Eridopora macrostoma. 2. Enlargement of a portion of the surface. 2a. Vertical section. Odontotrtpa, Hall. (Report of i^. Y. State Geologist for 1885; advance sheets, explanation plate 30, iigs. 24-27. 1886.) Type, Odontotrypa alveata, Hall. (Plate 24, figs. 1-3.) Zoarium consisting of very thin expansions incrusting other objects; cells oblique, frequently imbricating; pseudoseptate; apertures oblique to the surface, trilobate, irregularly and very closely disposed; peristomes thin, anterior portion slightly elevated; posterior portion more strongly elevated, and having 71. 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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