Some special cases of preservation of colour markings in Lower Palaeozoic nautiloids

by Turek, Vojtěch
Source: 1. 5. paleontologická konferencia 1. Bratislava : Štátny geologický ústav Dionýza Štúra, 2004 1. 80-88974-52-6 1. S. 103

Comparison of early growth stages of shell of the Silurian genus Boionautilus with the recent genus Nautilus (Nautiloidea)

by Turek, Vojtěch, Manda, Štěpán
Source: 1. Fossils-Darwin-Evolution 1. Banská Bystrica : Prírodovedecká fakulta Univerzity Mateja Bela, 2009 1. 9788080838072 1. S. 61-62