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Hexastylus dimensivus
Haeckel, 1887
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Description - Add description
Shell thin walled, with smooth surface. Pores irregular, polygonal, four to eight times as broad as the bars; eleven to thirteen on the radius. Six spines hexagonal pyrmidal, as long as the radius, about three times as broad at the base as one pore.
Dimesions:
Diameter of the shell 0.13, pores 0.006 to 0.009, bars 0.0012,length of the spines 0.06, basal breadth 0.025. | | Haeckel 1887 |
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