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Summary
| Description |
English: Perryus severnensis Gass & Mikulic, 1982; Attawapiskat Formation; Early Silurian; Limestone Island, Severn River, Ontario; cranidium; holotype; re-touched and modified from an original image taken by J. Kluessendorf; University of Illinois X5782; photograph originally published in K.C. Gass & D.G. Mikulic, 1982. Observations on the Attawapiskat Formation (Silurian) trilobites of Ontario, with description of a new encrinurine. Canadian Journal of Earth Sciences 19:3, 589-596. |
| Date | |
| Source | Own work |
| Author | Kennethcgass |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:57, 3 December 2019 | | 4,179 × 3,019 (4.08 MB) | Kennethcgass | User created page with UploadWizard |
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