New finds of skeletal fossils in the terminal Neoproterozoic of the Siberian Platform and Spain Zhuravlev, Andrey Yu. Liñán, Eladio Vintaned, José Antonio Gámez Debrenne, Françoise Fedorov, Aleksandr B. Acta Palaeontologica Polonica 2012 2011-03-31 57 1 205 224 [786,996,1964,1992] Polychaeta Sinotubulites Animalia 13 218 Annelida species undetermined   Fig. 5A, B.  Material.—Two etched fragments of inner molds from the Tirteafuera River locality, Abenójar Anticline, East Lusitanian–Alcudian Zone, central Spain; lower La Grajera−Cañuelo unit, Ibor Group; upper Ediacaran.  Description.—Phosphatised multilayered tubicolous microfossil with thick wall and sharp transverse surface sculpture of steep discontinues irregular intercalating wavy wrinkles. The largest fragment is 0.4 mmwide and ca. 1.0 mm long. Wrinkle density is ca. 20 wrinkles per 1 mm.  Remarks.—This fossil is morphologically close to  Sinotubulites shaanxiensisZhang, Li, and Dongin Ding et al. 1992from the Gaojiashan Member of the Dengying Formation of the Shaanxi Province, South Chinapublished by Chen and Sun (2001: pl. 3: 6, 7). However, the fragmentary preservation of our specimen precludes detailed comparison.