| Peridinium lambdoideum Appendix B + | 00:05:27, 22 December 2016 + |
| Peridinium paleocenicum Appendix B + | 00:05:27, 22 December 2016 + |
| Peridinium pedunculatum Appendix B + | 00:05:28, 22 December 2016 + |
| Peridinium pedunculatum forma divaricans Appendix B + | 00:05:28, 22 December 2016 + |
| Peridinium pleum Appendix B + | 20:35:51, 4 December 2016 + |
| Peridinium polyedricum Appendix B + | 20:35:52, 4 December 2016 + |
| Peridinium ponticum Appendix B + | 00:05:29, 22 December 2016 + |
| Peridinium pyrophorum Appendix B + | 00:05:30, 22 December 2016 + |
| Peridinium resistente Appendix B + | 00:05:30, 22 December 2016 + |
| Peridinium schizokeras Appendix B + | 00:05:30, 22 December 2016 + |
| Peridinium stellatum Appendix B + | 00:05:31, 22 December 2016 + |
| Peridinium stockmansii Appendix B + | 00:05:31, 22 December 2016 + |
| Peridinium subconicoides Appendix B + | 00:05:31, 22 December 2016 + |
| Peridinium tricuspe Appendix B + | 00:05:32, 22 December 2016 + |
| Peridinium ventriosum Appendix B + | 00:05:32, 22 December 2016 + |
| Peridinoid + | 17:12:02, 2 December 2016 + |
| Peridinoid corticotype + | 17:12:03, 2 December 2016 + |
| Periflagellar area + | 17:12:03, 2 December 2016 + |
| Periflagellar platelet + | 17:12:03, 2 December 2016 + |
| Perinuclear strengthening layer + | 17:12:04, 2 December 2016 + |
| Peripheral apical platelet + | 17:12:04, 2 December 2016 + |
| Periphragm + | 17:12:04, 2 December 2016 + |
| Perisseiasphaeridium + | 18:48:06, 30 December 2016 + |
| Perisseiasphaeridium eisenackii + | 23:42:55, 21 December 2016 + |
| Perisseiasphaeridium ingegerdiae + | 18:48:06, 30 December 2016 + |