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Total: 46

genus valid

Genus Tricolpites Cookson ex Couper New Zeal. Geol. Surv. Paleontol. Bull., (22): 61. 1953

non-fossil genus valid

Unranked Tricolporites Cookson Proc. Linn. Soc. New South Wales, 72(3-4=331-332): 195. 15 Sep 1947

genus valid

Genus Trilites Cookson in Couper New Zeal. Geol. Surv. Paleontol. Bull., (22): 29. 1953

genus unavailable

Genus Trilites Cookson

genus valid

Genus Triorites Cookson ex Couper New Zeal. Geol. Surv. Paleontol. Bull., (22): 60. 1953

genus valid

Genus Yarravia W.H. Lang, Cookson Philos. Trans., Ser. B, 224(517): 447. 23 Mar 1935