Bulletin - United States National Museum . ^ beoverlooked. When so reduced as in this species it is likely to be absentin some individuals. A single example was taken. The peculiar shape of the upper latusand the very long carina, which passes between and entirely separatesthe carinal latera, are its more conspicuous features. (Fig. 21.) SCALPELLUM SEMISCULPTUM, new species. Type.—Cs^t. No. 9888, Tyj)e-locality.—Albatross Station 2397, Gulf of Mexico, north lati-tude 28° 42, west longitude 86° 36, in 280 fathoms, gray mud. The capitulum is about twice as long as wide, widest at the mi
Bulletin - United States National Museum . ^ beoverlooked. When so reduced as in this species it is likely to be absentin some individuals. A single example was taken. The peculiar shape of the upper latusand the very long carina, which passes between and entirely separatesthe carinal latera, are its more conspicuous features. (Fig. 21.) SCALPELLUM SEMISCULPTUM, new species. Type.—Cs^t. No. 9888, Tyj)e-locality.—Albatross Station 2397, Gulf of Mexico, north lati-tude 28° 42, west longitude 86° 36, in 280 fathoms, gray mud. The capitulum is about twice as long as wide, widest at the middle,the occludent margin nearly or quite as much arched as the carinal;composed of 13 fully calcified plates joined by linear sutures. Thecuticle is very thin and smooth. The plates are marked with lines ofgrowth and fine, inconspicuous radial striee, but the carinal latera havedistinct and strong radial
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
