Retientactinosphaera Afanasieva, 2011

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 : 489

publication ID	https://doi.org/ 10.5252/g2017n3a4
publication LSID	urn:lsid:zoobank.org:pub:603CD230-5931-4506-A122-9CBC2F89189F
persistent identifier	https://treatment.plazi.org/id/0A488798-6A7F-452E-FF64-FBF90A32AA10
treatment provided by	Felipe
scientific name	Retientactinosphaera Afanasieva, 2011
status	gen. nov.

Treatment

Retientactinosphaera Afanasieva, 2011: 127 .

TYPE SPECIES. — Retientactinosphaera magnifica Afanasieva, 2011 ( Afanasieva 2011: 127, pl. 1, fig. 1-5).

AGE AND LOCATION OF TYPE MATERIAL. — Lower Famennian (Upper Devonian), Saremboi-Lekkeyaga Swell,Timan-Pechora Basin, Russia.

TAXON CODE. — 303.

STATUS. — Valid.

DIAGNOSIS. — “Shell spherical, with two reticulate spheres and one three-bladed main spine with triangular-shaped basal section. Inner framework consisting of narrow spicule, six rays of which diverging from median bar. Internal sphere very large, from half to three-fourths of shell diameter. Internal sphere complicated by many conical spines, connecting inner and outer spheres and terminating on sphere surface into by-spines or thorns.” ( Afanasieva 2011: 127).