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Hexastylus favulosus Blueford, 1982

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Description: Single shell, 120-160 µm in diameter. Surface thorny with three to six equal, bladed spines, 36-48 µm in length. Pores double-edged (hexagonal outer pore, subcircular inner pore), 11-15 µm in diameter, closely packed, 11-15 µm between pore centers. Larger pores to three times diameter of smaller pores.
Holotype: Plate 4, figure 1, DSDP Site 66, core 1-4, section 3, 25-27 cm, England finder G 22/2 (USNM 315053).
Distinguishing features: Single shell, commonly with four long-bladed spines. Pores double-edged with hexagonal outer opening. Differs from Hexastylus dictytus Haeckel, 1887 by its double-edged pores and lack of short conical spines and from Hexastylus phaenaxonius Haeckel, 1887 by possessing larger and unequal pores.
Derivation of name: In reference to the honeycomb texture of the pores, from the Latin favus, honeycomb and osus, full of.
Occurrence: Abundance at Sites 77B and 289 is about the same. No upper limit has been determined. A lower limit is observed in core 77B-22 and core 289-44.
Blueford 1982











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