| Name | Worsdellia Artabe, Zamuner & D. W. Stevenson |
| Authorship | Artabe, Zamuner & D. W. Stevenson |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Zamiaceae |
| Contains | Worsdellia sp. |
| Remarks | FOSSIL; Type: W. bonetiiae A. E. Artabe, A. B. Zamuner & D. W. Stevenson; Upper Cretaceous of Bajo de Santa Rosa, Rio Negro Province, Argentina; polyxylic columnar stems covered by persistent leaf bases, anastomosing medullary vascular bundles, centripetal xylem, mucilage canals, and concentric extraxylary bundles |
| Citation | 03 Sep 2004 Bot. Rev. (Lancaster) 70(2): 127 |
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