Astroentactinia Nazarov, 1975

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 : 438-439

Astroentactinia Nazarov, 1975

Astroentactinia Nazarov, 1975b: 82 ; 1975a: 39 (nomen nudum).

TYPE SPECIES. — Astroentactinia stellata Nazarov, 1975 ( Nazarov 1975b: 82, pl. 8, fig. 6).

AGE AND LOCATION OF TYPE MATERIAL. —Upper Devonian, Frasnian stage, Egindinskaya series, Southern Urals, Northern Mugodzhars, Aitpaika River, Russia.

TAXON CODE. — 079.

STATUS. — Junior synonym of Stigmosphaerostylus Rüst, 1892 (by Won 1997a: 340).

DIAGNOSIS. — “Одна сферическая оболочка с эксцентрично расположеннойвнутреннейспикулойилимногогранникомотсеми и более лучей, имеющих апофизы; в диетальной части образуются основные игпы и внешняя оболочка”.

DIAGNOSIS (English translation of Nazarov [1975b] by E. Roden – in the rad database microfiche collection of Bill Riedel). — “One spherical shell with an eccentrically located inner spicule or a polyhedron with seven or more rays with apophyses; the basic spines as well as the outer shell develop in the distal part.”

REMARKS

Won (1997a) considered this genus to be a junior synonym of Entactinia Foreman, 1963 . Since Entactinia is a junior synonym of Stigmosphaerostylus Rüst, 1892 , by extension Astroentactinia is now a junior synonym of Stigmosphaerostylus .