. Bulletin - United States National Museum. Science. b Drc-. ,'Sty lAn mAn Figure 11.—Sigalionidae, a-h, Sigalion arenicola: a, dorsal view prostomium and tentacular segment; h, elytron, c-e, Sthenelais limicola: c, left anterior elytron; d, left middle elytron; e, anterior parapodium, posterior view. /, Leanira hystricis, prostomium and tentacular segment (only bases of palps shown). stems smooth or somewhat spiny, mth terminal blades subulate, transversely canaliculated, tapering to delicate attenuated tips fcom- pound spinigers, fig. lOe); may be few additional simple, spinous, pointed neur
. Bulletin - United States National Museum. Science. b Drc-. ,'Sty lAn mAn Figure 11.—Sigalionidae, a-h, Sigalion arenicola: a, dorsal view prostomium and tentacular segment; h, elytron, c-e, Sthenelais limicola: c, left anterior elytron; d, left middle elytron; e, anterior parapodium, posterior view. /, Leanira hystricis, prostomium and tentacular segment (only bases of palps shown). stems smooth or somewhat spiny, mth terminal blades subulate, transversely canaliculated, tapering to delicate attenuated tips fcom- pound spinigers, fig. lOe); may be few additional simple, spinous, pointed neurosetae (easily overlooked). Key to the New England Species of Leanira 1. With pair of long dorsal cirri on segment 3 (extending to about tips of setae). Elytra with fringe of delicate papillae on lateral borders. Median antenna with pair of auricular ctenidia on ceratophore; style long and slender. L. tetragona. 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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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
