Favosyringium quadriaculeatum Steiger, 1992

Dumitrica, Paulian, Dieni, Iginio & Massari, Francesco, 2022, Valanginian Radiolarians Of Ne Sardinia (Italy) In The Frame Of The Weissert Event, Acta Palaeontologica Romaniae 18 (2), pp. 97-159 : 149

Favosyringium quadriaculeatum Steiger, 1992

Fig. 15o

1992 Favosyringium quadriaculeatum Steiger , p. 81, pl. 22, figs. 1-5.

Remark s. Although incomplete, the illustrated specimen can be well compared with this species, having a nodose abdomen with 4 short mammary equatorial spines and a rough surface. Similar and very well-preserved pyritized specimens occur in the Valanginian of the Murguceva Formation from Svinița, Banat, SW Romania.

Range and occurrence. Uppermost Tithonian or Berriasian to upper Valanginian, Tethys, so far as known.

Figures

Fig. 15 a - Pseudodictyomitra nodocostata Dumitrică, OZ839. b-e - Tethysetta usotanensis (Tumanda): b - OZ837, c, d - OZ836, c1 - details of pore morphology, e - OZ838. f-h - Tethysetta reducta Dumitrică n. sp.: f - OZ836, g - OZ839, h - OZ834. i - Tethysetta ovoidala Dumitrică, OZ836, i1 - details of pore morphology. j-l - Tethysetta cingulifera Dumitrică: j - OZ838, k, l - OZ839. m - Favosyringium affine (Rüst), OZ834. n - Favosyringium cf. affine (Rüst), fragment of shell, OZ836. o - Favosyringium quadriaculeatum Steiger, fragment of shell, OZ838. p-t - Pseudoxitus seriola Dumitrică: p - OZ839, r-t - OZ836. Figs. a-I, m-t x250, figs. j-l x300.