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The genera Hystrichosphaera and Achomosphaera
| Name | Original Description |
|
Wetzel, O. (1933b)
|
|
|
Mantell, G.A. (1850)
|
| Name | Original Description |
|
Wetzel, O. (1933b)
|
|
|
Mantell, G.A. (1850)
|