Rugosa

Prohexagonaria Merriam, 1973

Selection of related publications
Jeppsson, L., Calner, M., Eriksson, M. 2005. Locality descriptions. Sveriges Geologiska Undersökning, Rapporter och Meddelanden 121, 22-47. The Dynamic Silurian Earth. Subcommision on Silurian Stratigraphy Field Meeting 2005., pp. 22-47.
Jell, J. S., Sutherland, P. K. 1990. The Silurian rugose coral genus Entelophyllum and related genera in northern Europe. Palaeontology 33, 4, 769-821.