c1d30d2ffcf3580b59bb113f50cde954

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Pseudosyringothyris Fredericks, 1916

Source

Rank

genus

Names

1

Mém. Com. Géol. Leningrad, No. 156, 51.

Syringothyrididae Fredericks, 1926
- Pseudosyringothyris Fredericks, 1916
  - Pseudosyringothyris karpinskii