| Baltisphaeridium multifurcatum Appendix A + | 00:00:05, 22 December 2016 + |
| Baltisphaeridium multipilosum Appendix A + | 00:00:06, 22 December 2016 + |
| Baltisphaeridium multipilosum subsp. multipilosum Appendix A + | 18:14:02, 2 December 2016 + |
| Baltisphaeridium multipilosum subsp. validum Appendix A + | 00:00:06, 22 December 2016 + |
| Baltisphaeridium multispinosum Singh 1964 Appendix A + | 00:00:07, 22 December 2016 + |
| Baltisphaeridium mutabile Sannemann 1955 Appendix A + | 00:00:07, 22 December 2016 + |
| Baltisphaeridium nanus Appendix A + | 00:00:07, 22 December 2016 + |
| Baltisphaeridium neptuni Appendix A + | 00:00:08, 22 December 2016 + |
| Baltisphaeridium nudatum Appendix A + | 20:30:23, 4 December 2016 + |
| Baltisphaeridium ohioense Appendix A + | 20:30:23, 4 December 2016 + |
| Baltisphaeridium oligacanthum Appendix A + | 00:00:09, 22 December 2016 + |
| Baltisphaeridium oligacanthum subsp. complanatum Appendix A + | 00:00:09, 22 December 2016 + |
| Baltisphaeridium oligacanthum subsp. granulatum Appendix A + | 00:00:09, 22 December 2016 + |
| Baltisphaeridium oligacanthum subsp. oligacanthum Appendix A + | 00:00:10, 22 December 2016 + |
| Baltisphaeridium oligacanthum subsp. stella Appendix A + | 18:14:06, 2 December 2016 + |
| Baltisphaeridium oligacanthum subsp. velatum Appendix A + | 00:00:10, 22 December 2016 + |
| Baltisphaeridium oligofurcatum Appendix A + | 00:00:11, 22 December 2016 + |
| Baltisphaeridium ordovicum Appendix A + | 20:30:26, 4 December 2016 + |
| Baltisphaeridium palmatum Appendix A + | 20:30:26, 4 December 2016 + |
| Baltisphaeridium panniforme Appendix A + | 00:00:12, 22 December 2016 + |
| Baltisphaeridium parvispinum Appendix A + | 00:00:12, 22 December 2016 + |
| Baltisphaeridium pateum Appendix A + | 20:30:27, 4 December 2016 + |
| Baltisphaeridium pattei Appendix A + | 00:00:13, 22 December 2016 + |
| Baltisphaeridium paucifurcatum Appendix A + | 20:30:28, 4 December 2016 + |
| Baltisphaeridium pectiniforme Appendix A + | 00:00:13, 22 December 2016 + |