Current issue – Volume 93 / 2018 / 4

Revision of the plant assemblage of Steinheim am Albuch (Baden- Württemberg, Germany, middle Miocene, reference locality of Mammal Neogene Zone MN 7)
KOVAR-EDER J, SCHWEIGERT G, Bulletin of Geosciences, Vol 93, No 4, pages 419 - 456
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Hederella carbonaria Condra & Elias, 1944 from the Roadian (middle Permian) of Mexico
GONZÁLEZ-MORA S, WYSE JACKSON PN, TORRES-MARTÍNEZ MA, BUITRÓN-SÁNCHEZ BE, BARRAGÁN R, SOUR-TOVAR F, Bulletin of Geosciences, Vol 93, No 4, pages 457 - 461
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Lower Ordovician Siphonia cylindrica Eichwald, 1840 from north-western Russia: a pseudo-sponge and a natural 'recorder' of geological history
FEDOROV PV, Bulletin of Geosciences, Vol 93, No 4, pages 463 - 467
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Ophidiiform fishes from the Oligocene-early Miocene of Moravia, Czech Republic
PŘIKRYL T, CARNEVALE G, Bulletin of Geosciences, Vol 93, No 4, pages 477 - 489
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Fossilized gut of the trilobite Lioparia bassleri and the distribution of exceptional preservation in the Cambrian Stage 4-Drumian Manto Formation of North China
WANG P, FATKA O, SUN Z, BUDIL P, GAO J, Bulletin of Geosciences, Vol 93, No 4, pages 491 - 498
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Teller’s operculum; revising a rare operculate gastropod from the Silurian of Wisconsin (Laurentia)
PEEL JS, Bulletin of Geosciences, Vol 93, No 4, pages 499 - 511
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Lower Aeronian triangulate monograptids of the genus Demirastrites Eisel, 1912: biostratigraphy, palaeobiogeography, anagenetic changes and speciation
ŠTORCH P, MELCHIN MJ, Bulletin of Geosciences, Vol 93, No 4, pages 513 - 537
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