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Lithelius spiralis Haeckel, 1860

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Hackel 1887
Cortical shell lentelliptical, one and a third times as long as broad, covered with very numerous (one hundred to one hundred and fifty or more) simple, bristle-shaped radial spines, about as long as the shell. Spiral turnings simple, all nearly of the same breadth and scarcely broader than the simple spherical medullary shell.
Dimensions. Length of the cortical shell (with six spiral convolutions) 0.15, breadth 0.13; diameter of the medullary shell 0.012.
Habitat. Mediterranean, Messina, Haeckel, surface; Atlantic, Stations 348 to 353, surface.



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