TY - JOUR T1 - Morphology and wall ultrastructure of a new and highly distinctive megaspore from the Middle Jurassic of Yorkshire, UK JO - Review of Palaeobotany and Palynology PY - 2015/05/01 AU - Slater SM AU - Taylor WA AU - Batten DJ AU - Hill CR AU - Wellman CH ED - DO - DOI: 10.1016/j.revpalbo.2015.01.009 PB - Elsevier BV VL - 216 SP - 33 EP - 43 Y2 - 2024/12/22 ER -