Early Silurian graptolites from southeastern Alaska and their correlation with graptolitic sequences in North America and the Arctic
| Image |  |
|---|---|
| Description | scholarly article by Michael Churkin & Claire Carter published 1970 in Geological Survey Professional Paper |
| Author/s |
author: Michael Churkin, Jr. |
| Publication date | 1970 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |