Vol. 71 No. 1 (2021)

Articles

• The microcrinoid taxonomy, biostratigraphy and correlation of the upper Fredericksburg and lower Washita groups (Cretaceous, middle Albian to lower Cenomanian) of northern Texas and southern Oklahoma, USA

  Andrew Scott Gale, Jenny Marie Rashall, William James Kennedy, Frank Koch Holterhoff

  1-52

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• Bashkirian Rugosa (Anthozoa) from the Donets Basin (Ukraine). Part 10. The Family Krynkaphyllidae fam. nov.

  Jerzy Fedorowski

  53-101

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