| WebNameShort | |
| Biddulphia retiformis Mann 1925 |
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| Biddulphia rudis Mann 1925 |
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| Biddulphia schmidtii (Janisch in Schmidt et al.) Mann 1925 |
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| Biddulphia scitula Mann 1925 |
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| Biddulphia secedens (Schmidt in Schmidt et al.) Mann 1925 |
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| Biddulphia spinulosa (Grunow in Schmidt et al.) Mann 1925 |
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| Biddulphia stokesiana (Greville) Mann 1925 |
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| Biddulphia temperei (Brun) Mann 1925 |
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| Biddulphia tripos (Cleve) Mann 1925 |
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| Biddulphia trisinua Mann 1925 |
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| Biddulphia tumescens (Castracane) Mann 1925 |
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| Biddulphia turrigera Mann 1925 |
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| Biddulphia undulosa Mann 1925 |
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| Campylodiscus bilateralis Mann 1925 |
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| Campylodiscus ligulosus Mann 1925 |
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| Campylodiscus perspicuus Mann 1925 |
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| Chaetoceros hebes Mann 1925 |
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| Chaetoceros medusa Mann 1925 |
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| Chaetoceros princeps (Castracane) Mann 1925 |
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| Chrysanthemodiscus floriatus Mann 1925 |
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