Soft bodied impression fossil initially described as a cnidarian, later suggested to have potential sponge ... [details]
Compression fossils, interpreted as prokaryotic colonies by Steiner & Reitner, 2001 and possible demosponge by Wang ... [details]
Ascribed to Vaucheriales (Xanthophyceae) by the descibers, refer Taylor et al., 2009, although allocated to ... [details]
Described as an early metazoan (possible sponge), however this is doubted by Antcliffe et al., 2014, who state: ... [details]
Originally interpreted as a fossil sponge, however Antcliffe et al., 2014 argue that this taxon more likely ... [details]
Listed as Vendobionta (Charniomorpha) in Retallack, 2016 and as a putative sponge in other sources, however ... [details]
A soft-bodied, sac-like fossil. Ivantsov et al. (2004, p. 6) argued that the body was ‘soft or composed of ... [details]