Selected features of Anamobaea orstedii. A–C) Thoracic segments and base of radiolar crown, D–F) base of radiolar crown and radioles. A) Ventral view, B, D–F) lateral views, C) dorsal view. Abbreviations: adl) anterior digitiform lobe, df) dorsal flange, pm) palmate membrane, vf) ventral flange. Scale bars: A) 4 mm, B–C) 2 mm, D–F) 1.5 mm. A–C) UANL 8133.