Mediterranean Neocomian Belemnites
Mathildoidea (Gastropoda, Heterostropha) from the Late Triassic St Cassian Formation
Hydrochemical and Hydrobiological Research of the Pollution of the Waters of the Amman Zerka Area (Jordan)
Structural differences in the ontogeny of some belemnite rostra
Studies on Littorinidae from the Atlantic
Notes on Cypraea cinerea Gmelin and Cyphoma gibbosum (Linnaeus) from the Caribbean Sea and description of their spawn
Faecal pelleta of Amphineura and Prosobranchia (Mollusca) from the Caribbean coast of Columbia, South America
Hydroid, Amphineuran and Gastropod zonation in the littoral of the Caribbean sea, Colombia
Internal Structures in the Early Whorls of Mesozoic Ammonites
Jurassic Heteropods and Their Modern Counterparts (Planktonic Gastropoda, Mollusca)
The Conch of Limacina and Peraclis (Pteropoda) and a Model for the Evolution of Planktonic Gastropods
The Radulae of Caribbean and Other Mesogastropoda and Neogastropoda
Burgess Shale Fauna
Spawning and development of some Columbellidae from the Caribbean Sea of Columbia (South America)
Geologic Development of Jordan - Evolution of Its Rocks and Life
Trace Fossils from Two Upper Pennsylvanian Sandstones in Kansas
Trace Fossils from the Upper Pennsylvanian Sandstones in Kansas
Isopod and Limulid Marks and Trails in Tonganoxie Sandstone
Beobachtungen am rezenten Nautilus
Biomineralisation