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Planothidium stauroneiformis (Skabichevskii) R.J. Flower & G.K. Khursevich in Williams, Khursevich, Fedenya & Flower 2006, p. 478
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| Basionym | Achnanthes stauroneiformis Skabichevskii 1936 |
| Status | Valid | |
| Published in | Williams, D.M., Khursevich, G.K., Fedenya, S.A. and Flower, R.J. 2006 [ref. 012753]. The fossil records in Lake Baikal: comments on the diversity and duration of some benthic species, with special references to the genus Tetracyclus. In: A. Witkowski (ed.), Proceedings of the Eighteenth International Diatom Symposium, Miedzyzdroje, Poland, 2nd-7th September 2004. Biopress Limited, Bristol, U.K. pp. 465-478. |
| Type | | INA card not found. Click here to check this name in the INA website. |
| Collector | | Assessment of record accuracy | likely accurate |
| List of nomenclatural synonyms | Achnanthes stauroneiformis Skabichevskii 1936
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Planothidium sublitoralis (Skabichevskii) G.K. Khursevich, R.J. Flower & D.M. Williams in Williams, Khursevich, Fedenya & Flower 2006, p. 478
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| Basionym | Achnanthes sublitoralis Skabichevskii 1976 |
| Status | Valid | |
| Published in | Williams, D.M., Khursevich, G.K., Fedenya, S.A. and Flower, R.J. 2006 [ref. 012753]. The fossil records in Lake Baikal: comments on the diversity and duration of some benthic species, with special references to the genus Tetracyclus. In: A. Witkowski (ed.), Proceedings of the Eighteenth International Diatom Symposium, Miedzyzdroje, Poland, 2nd-7th September 2004. Biopress Limited, Bristol, U.K. pp. 465-478. |
| Type | | INA card not found. Click here to check this name in the INA website. |
| Collector | | Assessment of record accuracy | likely accurate |
| List of nomenclatural synonyms | Achnanthes sublitoralis Skabichevskii 1976
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Planothidium meyeri (Skvortzov) R.J. Flower & G.K. Khursevich in Williams, Khursevich, Fedenya & Flower 2006, p. 478
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| Basionym | Achnanthes meyeri Skvortzow 1937 |
| Status | Valid | |
| Published in | Williams, D.M., Khursevich, G.K., Fedenya, S.A. and Flower, R.J. 2006 [ref. 012753]. The fossil records in Lake Baikal: comments on the diversity and duration of some benthic species, with special references to the genus Tetracyclus. In: A. Witkowski (ed.), Proceedings of the Eighteenth International Diatom Symposium, Miedzyzdroje, Poland, 2nd-7th September 2004. Biopress Limited, Bristol, U.K. pp. 465-478. |
| Type | | INA card not found. Click here to check this name in the INA website. |
| Collector | | Assessment of record accuracy | likely accurate |
| List of nomenclatural synonyms | Achnanthes meyeri Skvortzow 1937
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Tetracyclus arceli D.M. Williams, G.K. Khursevich & R.J. Flower in Williams, Khursevich, Fedenya & Flower 2006, p. 472; fig. 1-9
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| Status | Valid | |
| Published in | Williams, D.M., Khursevich, G.K., Fedenya, S.A. and Flower, R.J. 2006 [ref. 012753]. The fossil records in Lake Baikal: comments on the diversity and duration of some benthic species, with special references to the genus Tetracyclus. In: A. Witkowski (ed.), Proceedings of the Eighteenth International Diatom Symposium, Miedzyzdroje, Poland, 2nd-7th September 2004. Biopress Limited, Bristol, U.K. pp. 465-478. |
| Type | Type slide: BM 101138 | INA card not found. Click here to check this name in the INA website. |
| Type Locality | Academician Ridge of Lake Baikal (53o44'48"N and 108o24'34"E in a water depth of 333m, core sample 5043 (525m "real depth"). Upper Miocene. Illustrated on fig. 1. Type material perhaps also illustrated on fig. 3-9, according to text (caption contradictory) | Language of description | E |
| Collector | | Assessment of record accuracy | likely accurate |
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Tetracyclus maximumcostata D.M. Williams, G.K. Khursevich & R.J. Flower in Williams, Khursevich, Fedenya & Flower 2006, p. 472; fig. 10-12
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| Status | Valid | |
| Published in | Williams, D.M., Khursevich, G.K., Fedenya, S.A. and Flower, R.J. 2006 [ref. 012753]. The fossil records in Lake Baikal: comments on the diversity and duration of some benthic species, with special references to the genus Tetracyclus. In: A. Witkowski (ed.), Proceedings of the Eighteenth International Diatom Symposium, Miedzyzdroje, Poland, 2nd-7th September 2004. Biopress Limited, Bristol, U.K. pp. 465-478. |
| Type | Type slide: BM 101137 | INA card not found. Click here to check this name in the INA website. |
| Type Locality | Academician Ridge of Lake Baikal (53o44'48"N and 108o24'34"E in a water depth of 333m, core sample 5116 (539m "real depth"). Upper Miocene. Illustrated on fig. 10-11 | Language of description | E |
| Collector | | Assessment of record accuracy | likely accurate |