| WebNameShort | |
| Actinoptychus undulatus f. debya Meunier 1915 |
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| Biddulphia laevis var. minor Meunier 1915 |
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| Biddulphia mobiliensis var. major Meunier 1915 |
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| Biddulphia mobiliensis var. minor Meunier 1915 |
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| Leptocylindrus belgicus Meunier 1915 |
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| Melosira nummulus Meunier 1915 |
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| Navicula mucosa Meunier 1915 |
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| Pleurosigma angulatum var. aestuarii Meunier 1915 |
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| Rhaphoneis (Raphoneis) amphiceros var. typica Meunier 1915 |
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| Schizonema mucosa Meunier 1915 |
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