Stigmosphaerostylus Rüst, 1892 sensu Foreman (1963)

Noble, Paula, Aitchison, Jonathan C., Danelian, Taniel, Dumitrica, Paulian, Maletz, Jörg, Suzuki, Noritoshi, Cuvelier, Jessie, Caridroit, Martial & O’Dogherty, Luis, 2017, Taxonomy of Paleozoic radiolarian genera, Geodiversitas 39 (3), pp. 419-502 : 448

Stigmosphaerostylus Rüst, 1892 sensu Foreman (1963)

Stigmosphaerostylus Rüst, 1892: 142 . — Foreman 1963: 271.

Entactinia Foreman, 1963: 271 .

Paleoxiphosphaera Nazarov, 1973: 9 .

Astroentactinia Nazarov, 1975a: 82 .

Palaeoxyphostylus Won, 1983: 155 .

Inaequalientactinia Won, 1991: 100 .

Apophysisphaera Won, 1997b: 372 .

TYPE SPECIES. — Stigmosphaerostylus notabilis Rüst, 1892 ( Rüst 1892: 142, pl. 10, fig. 2).

AGE AND LOCATION OF TYPE MATERIAL. — Lower Carboniferous Kieselschiefer, Harz Mountains, Germany.

TAXON CODE. — 124.

STATUS. — Valid.

DIAGNOSIS. — “Schale eine einfache Gitterkugel mit zwei freien gleichen Polarstacheln und von der Innenwand der Schale ausgehenden Radialstäben.” ( Rüst 1892: 142).

DIAGNOSIS (English translation by J. P. Caulet – RadWorld database). — “Simple, spherical, lattice shell with two similar free polar spines and radial rays emanating from the inner wall of the shell.”

REMARKS

The more precise diagnosis of the junior synonym Entactinia Foreman, 1963 is followed “A single well-developed latticed or spongy shell (sometimes with external spongy material) and an internal six-rayed double spicule more delicate than the main spines.” ( Foreman 1963: 271).