. Bulletin - United States National Museum. Science. POLYCHAETE WORMS, PART 1 Genus Spinther Johnston, 1845 67 Contains Type (monotypy): Spinther oniscoidcs Johnston, 1845. only one New England species. Spinther citrinus (Stimpson, 1854) Figure 15 Spinther cUrinus Verrill, 1881, pp. 290, .303, 307.—Webster and Benedict, 1887, p. 707.—Whiteaves, 1901, p. 87.—Treadwell, 1937, p. 25.—Wesenberg-Lund, 1950b, p. 41; 1951, p. 24. Spinther oniscoides Annenkova, 1938, p. 139.—Hartman, 1942b, p. 35, figs. 45-4G.—Treadwell, 1948, p. 10, fig. l,c-ti—Uschakov, 1955, p. 107.—Not Johnston, 1845. Spinther cit

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. Bulletin - United States National Museum. Science. POLYCHAETE WORMS, PART 1 Genus Spinther Johnston, 1845 67 Contains Type (monotypy): Spinther oniscoidcs Johnston, 1845. only one New England species. Spinther citrinus (Stimpson, 1854) Figure 15 Spinther cUrinus Verrill, 1881, pp. 290, .303, 307.—Webster and Benedict, 1887, p. 707.—Whiteaves, 1901, p. 87.—Treadwell, 1937, p. 25.—Wesenberg-Lund, 1950b, p. 41; 1951, p. 24. Spinther oniscoides Annenkova, 1938, p. 139.—Hartman, 1942b, p. 35, figs. 45-4G.—Treadwell, 1948, p. 10, fig. l, c-ti—Uschakov, 1955, p. 107.—Not Johnston, 1845. Spinther citrina Hartman, 1948, p. 16. Description.—Length up to 28 mm., width up to 16 mm., segments 30-48. Ventral surface with numerous scattered globular pajjillae in midventral area and in lateral rows radiating to each neuropodium. Prostomium in clear area about the anterior fourth of dorsum, covered by an oval median antenna, at the base of which are 2 pairs of eyes. Transverse notopodial ridges nearly covering the dorsum, radiating anterior!}^ and posteriorly, with delicate hiniellae, with numerous. — noS noS ne Figure 15.—Spintheridae, Spinther citrinus: a, dorsal view anterior endj b, ventral view anterior end.. 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 work.. 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.