. Annual report of the Regents. New York State Museum; Science. Genera of the ISTorth American Palaeozoic Bryozoa. 449 I In the nippocrepian forms there are no cilia except at the mouth and upper part of the stomach, but in Paludicella and m. Fio. 19 AlcyoneUa fungosa. a, Internal layer of oesophagus ; b, External layer of oesophagus; c, Internal la ver of rectum; rt, Hepatic layer of stomach; e, Pylorus; /.Cardia; g, External layer of rectum; h, Medial layer of stomach; i, External layer of stomach; /, Polyp retractor muscle; o. Radial muscles; p, Ovary; r, Superior radial muscles; s, Testis;

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. Annual report of the Regents. New York State Museum; Science. Genera of the ISTorth American Palaeozoic Bryozoa. 449 I In the nippocrepian forms there are no cilia except at the mouth and upper part of the stomach, but in Paludicella and m. Fio. 19 AlcyoneUa fungosa. a, Internal layer of oesophagus ; b, External layer of oesophagus; c, Internal la ver of rectum; rt, Hepatic layer of stomach; e, Pylorus; /.Cardia; g, External layer of rectum; h, Medial layer of stomach; i, External layer of stomach; /, Polyp retractor muscle; o. Radial muscles; p, Ovary; r, Superior radial muscles; s, Testis; t, Spermatozoa; u, Endocyst; V, Ectocyat; z, StatoblastsICaf ter Allmax) .. 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