TY - CONF T1 - Morphology and wall ultrastructure of the spores of the Lower Devonian plant Oocampsa catheta Andrews et al., 1975 JO - REVIEW OF PALAEOBOTANY AND PALYNOLOGY PY - 2004/07/01 AU - Wellman CH AU - Gensel PG ED - DO - DOI: 10.1016/j.revpalbo.2003.12.010 VL - 130 IS - 1-4 SP - 269 EP - 295 Y2 - 2024/12/22 ER -