Pararchocyrtium Deflandre, 1972

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 : 474

Pararchocyrtium Deflandre, 1972

Pararchocyrtium Deflandre, 1972b: 15 ; 1972a: 3537 (nomen nudum).

Mostlerium Cheng, 1986: 136 (n. syn.)

Robotium Cheng, 1986: 137 (n. syn.)

TYPE SPECIES. — Pararchocyrtium mirabile Deflandre, 1972 ( Deflandre 1972a: 3537, pl. 4, fig. 1-3) ; Deflandre 1972b: 15.

AGE AND LOCATION OF TYPE MATERIAL. — Visean (Lower Carboniferous), Cabrières, Hérault, Montagne Noire, France.

TAXON CODE. — 227.

STATUS. — Valid.

DIAGNOSIS. — “Céphalis sphérique perforé portant quatre cornes costulées dont une toujours courte. Podome formé par trois cornes divergentes entourant le pylome. Système trabéculaire interne comportant sept actines. Ce genre diffère des deux précédents par l’absence de toute structure entre les cornes du podome.” ( Deflandre 1972b: 15).

DIAGNOSIS (English translation by J. P. Caulet – RadWorld database). — “Cephalis perforated spherical bearing four costate/folded? horns, one of which is always short. Podome is formed by three diverging horns surrounding the pylome. An internal trabecular system bears seven spines. This genus differs from the two previous ones by the absence of any structure between the horns of the podome.”