. Bulletin - United States National Museum. Science. Fig. 48.—Genus Catenicula O'Donoghue, 1924 A, B. Catenicula corbulifera O'Donoghue, 1924. A. End of branch, X57, bearing an ooecium which is somewhat flattened and the lateral plates opened out. b, Body of zooecium; c, Chitinous annular joint; cp, central] almost circular joint; db, dorsal, bladelike plate; e, enlarged zooecium with modified triangular sac; o, semicircular opening of body; op, operculum; pi, posterior lateral plate; sp, spines; t, triangular sac. B. End of a branch showing the spine bearing zooecia, X57. (After O'Donoghue, 1
. Bulletin - United States National Museum. Science. Fig. 48.—Genus Catenicula O'Donoghue, 1924 A, B. Catenicula corbulifera O'Donoghue, 1924. A. End of branch, X57, bearing an ooecium which is somewhat flattened and the lateral plates opened out. b, Body of zooecium; c, Chitinous annular joint; cp, central] almost circular joint; db, dorsal, bladelike plate; e, enlarged zooecium with modified triangular sac; o, semicircular opening of body; op, operculum; pi, posterior lateral plate; sp, spines; t, triangular sac. B. End of a branch showing the spine bearing zooecia, X57. (After O'Donoghue, 1924.). ABC Fig. 49.—Cellaria divaricata MacGillivray, 1895 Three transverse thin sections, X20, made through the same segment. have a long time ago erased Philippi's name from the nomenclature. We maintain then the name of Busk. Affinities.—This species is very well characterized by the thinness and gracility of the segments in which the length sometimes attains 1 centimeter, in its small micrometric dimensions, in the presence of a. 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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