| author | date | title | journal / publication | Kenk R | 1952 | abs. | Fresh-water triclads (Turbellaria) of the Rocky Mountain National Park region, Colorado. | Journ Wash Acad Sc 42:193-198 |
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| Polycelis (Polycelis) coronata brevipenis Kenk, 1972 | [with synonyms] | w | other taxonomic work | 194-198 |
| Polycelis (Polycelis) coronata (Girard, 1891) | [with synonyms] | w | other taxonomic work |