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| Aulacodiscus crux var. papulifer Brun in Schmidt et al. 1891 |
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| Aulacodiscus squamosus Brun in Schmidt et al. 1891 |
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| Aulacodiscus tumulifer Brun in Schmidt et al. 1891 |
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| Triceratium albifrons Brun in Schmidt et al. 1891 |
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| Triceratium cyclamen Brun in Schmidt et al. 1891 |
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| Triceratium montereyii var. primordialis Brun in Schmidt et al. 1891 |
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| Triceratium peragalli var. subrotunda Brun in Schmidt et al. 1891 |
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| Triceratium peragallii Brun in Schmidt et al. 1891 |
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| Triceratium peragallii (pergalli) f. typica Brun in Schmidt et al. 1891 |
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| Triceratium radians f. quadrata Brun in Schmidt et al. 1891 |
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| Triceratium trinitas Brun in Schmidt et al. 1891 |
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| Triceratium trinitas var. minima Brun in Schmidt et al. 1891 |
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| Triceratium versicolor Brun in Schmidt et al. 1891 |
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| Triceratium versicolor var. cuneata Brun in Schmidt et al. 1891 |
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| Triceratium versicolor f. typica Brun in Schmidt et al. 1891 |
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| Triceratium kinkerianum Burn in Schmidt et al. 1891 |
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| Coscinodiscus conclusus Grove in Schmidt et al. 1891 |
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| Coscinodiscus partitus var. nebulosa Grove in Schmidt et al. 1891 |
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| Triceratium castellatum var. fracta Grunow in Schmidt et al. 1891 |
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| Triceratium papillatum Kitton in A. Schmist 1891 |
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