Bulletin - United States National Museum . ^ b Fig. 14.—Scalpellum dicekatitm. a, lateral view; and />, carinal view x 3. Length of the capitulum , width mm. Length of thepeduncle 7 mm. Length of the carina , diameter near the nmi. This species lives with 8. arietinuni on the spines of echinoids andthe arms of crinoids, in shallow or moderate depths. The two speciesare obviously related, yet quite distinct by the difference in shape ofthe carina and inf ramodian latus, and the terminal umbones of tlie infra-median and upper latera and of the carina in S. dlceratinn.^ whi
Bulletin - United States National Museum . ^ b Fig. 14.—Scalpellum dicekatitm. a, lateral view; and />, carinal view x 3. Length of the capitulum , width mm. Length of thepeduncle 7 mm. Length of the carina , diameter near the nmi. This species lives with 8. arietinuni on the spines of echinoids andthe arms of crinoids, in shallow or moderate depths. The two speciesare obviously related, yet quite distinct by the difference in shape ofthe carina and inf ramodian latus, and the terminal umbones of tlie infra-median and upper latera and of the carina in S. dlceratinn.^ while in the umbones of these plates are removed from the are also some minor diflerences in other plates, readily seen inthe figures. The carinal latera sometimes diverge almost as widely asin S. arietinum^ and much more than in the figured type. The colorvaries from crimson to pure white. (Fig. 14.) THE BARNACLES IN THE U. S. NATIONAL MUSEUM. 47 Section V. Rostral latiis high with ahort hanal harder, Visually lar
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
