J. E. Sorauf The function of dissepiments and marginaria in the Rugosa (Cnidaria, Zoantharia) Seite 11B.—Y. Bae — R. J. Elias — Y.—H. Jun — D.—J. Lee Axial increase in some early tabulate corals Seite 31R. J. Elias — D. R. Porter — G. A. Young Biometric analysis of corallite size in the colonial rugosan Crenulites Seite 43J. Hladil The earliest growth stages of Amphipora Seite 51A. Le Herisse — Y. Plusquellec — F. Torneur Structure and microstructure of Pachypora lamellicornis Lindstrom, 1873, a tabulate coral from the Silurian of Gotland, Sweden Seite 67L. D. Nothdurft — G. E. Webb'Shingle' microstructure in scleractinian corals: a possible analogue for lamellar and microlamellar microstructure in Palaeozoic tabulate corals Seite 85N. A. Buster — J. E. Sorauf Microarchitectural change in density bands of the scleractinian Montastraea faveolata, Looe Key Reef, Florida Keys, USA: a preliminary report Seite 101A. Perejon — E. Moreno—Eiris Ovetian cryptic archaeocyaths, lower Cambrian from Las Ermitas (Cordoba, Spain) Seite 113A. May Lower Devonian stromatoporoids of the Sierra Morena (Southern Spain) and their palaeogeographic affinities Seite 139B. Mistiaen An older Devonian stromatoporoid from the Ardennes, St. Joseph Formation, Emsian (Vireux, France) Seite 153B. Mistiaen — I. Mendez—Bedia Stromatoporoids from the latest reefal episode in the Devonian (late Frasnian) of the Cantabrian Mountains (NW Spain) Seite 167V. Grytsenko Distribution of corals on the Silurian Podolian Shelf Seite 185S. Schroder — F. Soto Lower Devonian rugose coral faunas from the Cantabrian Mountains (NW Spain): phases of development and response to sea—level fluctuations Seite 199N. Adachi — Y. Ezaki Microscopic microbialite textures and their components in a Lower Devonian lagoonal facies of the Fukuji Formation, Gifu Prefecture, central Japan Seite 215E. Poty The "Avins event": a remarkable worldwide spread of corals at the end of the Tournaisian (Lower Carboniferous) Seite 231E. W. Bamber — J. Fedorowski Remarks on lithostrotionid phylogeny in western North America and western Europe Seite 251S. Rodriguez — I. D. Somerville Comparisons of rugose corals from the Upper Visean of SW Spain and Ireland: implications for improved resolution in Late Mississippian coral biostratigraphy Seite 175P. Cozar — S. Rodriguez — I. D. Somerville Late Visean rugose coral faunas from South—Eastern Ireland: composition, depositional setting and palaeoecology of Siphonodendron biostromes Seite 307S. Rodriguez — I. D. Somerville Rugose coral associations from the late Visean (Carboniferous) of Ireland, Britain and SW Spain Seite 329M. Berkhli — S. Rodriguez — I. Said Preliminary data on the coral distribution in the Upper Visean (Mississippian) succession from Adarouch area (NE Central Marocco) Seite 353M. Aretz — J. Nudds Palaeoecology of the late Visean (Dinantian) coral—chaetetid biostrome at Little Asby Scar (Cumbria, Great Britain) Seite 365O. L. Kossovaya Ecological aspects of upper Carboniferous — lower Permian 'Cyathaxonia Fauna' taxonomical diversity (the Urals) Seite 383Y. Hirata — S. Irie — M. Kato — A. Mimura — Y. Okimura — R. Umeda Y. Ezaki Carboniferous Rugosa in the Hina Limestone, Akiyoshi Terrane, Southwest Japan: fauna endemic to the Panthalassan Ocean Seite 407E. Morycowa — J. Szulc Remarks on Middle Triassic (Anisian) scleractinian corals from the Cracow—Silesian region, Poland (Northern Peri—Tethyan realm) Seite 421A. Altuna — P. Busquets — V. Etayo — G. Alvarez—Perez Five new species of Bartonian (Eocene) corals: Jaca Basin, Pyrenees, Spain Seite 435G. C. Gunter — S. F. Mitchell — T. A. Stemann Reef coral diversity in the Late Maastrichtian of Jamaica Seite 455K. G. Johnson Reef—coral diversity in the Late Oligocene Antigua Formation and temporal variation of local diversity on Caribbean Cenozoic Reefs Seite 471S. Inagaki — Y. Iryu — A. Nambu — S. Ozawa — Y. Suzuki Plio—Pleistocene reef evolution of Kita—daito—jima, Japan Seite 493J. E. N. Veron Corals: pointing to a different evolution Seite 507T. Wrzolek Perspectives of research on fossil corals and sponges Seite 517V. N. Zlatarski The scleractinian species — a holistic approach Seite 523