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Paragonyaulacysta spinisutura
| spinisutura | |
| Below, R. (1990) | |
| Below, R. (1990) | |
| P_spinisutura, Below, 1990, Palaeontographica, Abt. B, 220 -- 2.jpg | |
| active | |
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No synonyms
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No synonyms
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