| Baltisphaeridium trifurcatum subsp. consonum Appendix A + | 00:00:30, 22 December 2016 + |
| Baltisphaeridium trifurcatum subsp. procerum Appendix A + | 00:00:31, 22 December 2016 + |
| Baltisphaeridium trifurcatum subsp. trifurcatum Appendix A + | 18:14:29, 2 December 2016 + |
| Baltisphaeridium triplicativum Appendix A + | 00:00:31, 22 December 2016 + |
| Baltisphaeridium tripodes Appendix A + | 00:00:32, 22 December 2016 + |
| Baltisphaeridium trispinosum Appendix A + | 00:00:32, 22 December 2016 + |
| Baltisphaeridium tschunense Appendix A + | 00:00:32, 22 December 2016 + |
| Baltisphaeridium tuberatum Appendix A + | 20:30:48, 4 December 2016 + |
| Baltisphaeridium tuberosum Appendix A + | 20:30:48, 4 December 2016 + |
| Baltisphaeridium twistringiense Appendix A + | 00:00:33, 22 December 2016 + |
| Baltisphaeridium uncinatum Appendix A + | 20:30:49, 4 December 2016 + |
| Baltisphaeridium varispinosum Appendix A + | 00:00:34, 22 December 2016 + |
| Baltisphaeridium veliferum Appendix A + | 00:00:34, 22 December 2016 + |
| Baltisphaeridium venustum Appendix A + | 00:00:35, 22 December 2016 + |
| Baltisphaeridium vestitum Appendix A + | 00:00:35, 22 December 2016 + |
| Baltisphaeridium whitei Appendix A + | 00:00:35, 22 December 2016 + |
| Baltisphaeridium xanthiopyxides Appendix A + | 00:00:36, 22 December 2016 + |
| Baltisphaeridium xanthiopyxides var. granulosum Appendix A + | 00:00:36, 22 December 2016 + |
| Baltisphaeridium zonale Appendix A + | 20:30:52, 4 December 2016 + |
| Banasová et al., 2007 + | 22:53:59, 6 December 2016 + |
| Banerjee and Rawat, 1991 + | 00:06:08, 22 December 2016 + |
| Banerjee, 1972 + | 00:06:08, 22 December 2016 + |
| Banner, 1972 + | 22:54:00, 6 December 2016 + |
| Barbatacysta + | 19:34:36, 4 December 2016 + |
| Barbatacysta baculata + | 23:04:25, 21 December 2016 + |