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Adnatosphaeridium speciosum
| speciosum | |
| Alberti, G. (1961) | |
| Stancliffe, R.P.W. and Sarjeant, W.A.S. (1990) | |
| C_speciosa Alberti, 1961, Palaeontographica, Abt. A vol.116.jpg | |
| questionably active | |
| 168 | |
| 161 | |
|
No synonyms
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