Fig. 11. Upper Frasnian massive material of Smithicyathus from the Holy Cross Mountains (A, B) and the Lublin area (eastern Poland) subsurface (C). A, B. Smithicyathus cf. smithi (Różkowska, 1953) with relatively thin septa. A. Panek quarry, set B, GIUS 384P101, with larger corallites and better development of horseshoe dissepiments (A1 transverse, A2 longitudinal section). B. Zgórsko quarry, GIUS 382ZS 05, with small corallites, carinated septa and relatively scarce horseshoe dissepiments (B1 transverse, B2 longitudinal section). C. Smithicyathus lubliniensis Różkowska, 1980, possibly cut from the holotype of the species, Korczmin borehole, depth 1891 m, UAM material marked as Korczmin 1891A, from collection of Różkowska (1980), with narrow zone of septal expansion, marked intercorallite non−cerioid walls and with narrow dissepimentaria, (C1 transverse, C2 longitudinal section). Scale bar 4 mm for all items.

Published as part of Wrzołek, Tomasz, 2007, A revision of the Devonian rugosan phillipsastreid genus Smithicyathus, pp. 609-632 in Acta Palaeontologica Polonica 52 (3) on page 627, DOI: 10.5281/zenodo.13741344