| link
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From
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To
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Geolocation
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Author - title
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Year
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|---|---|---|---|---|---|
| details | Middle Eocene | Pleistocene | Alaska | Olson,D.L. et al. Biostratigraphy. (In: Geological and Operational Summary Norton Sound Cost No.2 Well Norton Sound, Alaska. R.F.Turner, editor) | 1987 |
| details | Late Pleistocene | Alaska | Larson,J.A. Biostratigraphy. (In: Geological Report for the Gulf of Alaska Planning Area. R.F.Turner, editor) | 1992 |