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| Surirella robusta var. splendida (Ehrenberg; Ehrenberg) Van Heurck 1885 |
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| Surirella robusta var. tenera (Gregory) Van Heurck 1885 |
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| Surirella striatula var. biplicata Grunow in Van Heurck 1885 |
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| Surirella (Suriraya) fastuosa var. lata (W. Smith) Van Heurck 1885 |
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| Synedra acus var. angustissima (Grunow) Van Heurck 1885 |
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| Synedra affinis var. fasciculata (Lyngbye; Kutzing) Grunow in Van Heurck 1885 |
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| Synedra affinis var. parva (Kützing) Grunow in Van Heurck 1885 |
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| Synedra affinis var. tabulata (Kützing) Van Heurck 1885 |
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| Synedra ulna var. danica (Kützing) Grunow in Van Heurck 1885 |
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| Synedra ulna var. lanceolata (Kützing) Van Heurck 1885 |
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| Synedra ulna var. obtusa (W. Smith) Van Heurck 1885 |
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| Synedra ulna var. oxyrhynchus (Kützing) Van Heurck 1885 |
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| Synedra ulna var. spathulifera (Grunow in Van Heurck) Grunow in Van Heurck 1885 |
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| Synedra ulna var. splendens (Kützing) Van Heurck 1885 |
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| Synedra ulna var. subaequalis (Grunow) Van Heurck 1885 |
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| Synedra ulna var. vitrea (Bory ex Lenormand Herb., Kutzing) Van Heurck 1885 |
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| Synedra vaucheriae var. perminuta (Grunow) Van Heurck 1885 |
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| Tetracyclus rupestris (Braun ex Rabenhorst) Grunow in Van Heurck 1885 |
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| Vanheurckia rhomboides f. crassinervia Grunow in Van Heurck 1885 |
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| Vanheurckia vulgaris (Thwaites) Van Heurck 1885 |
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