Template:Harrer, 1791

• Harrer, G.A. 1791. Beschreibvngen zv des Herrn D. Iacob Christian Schaeffers natürlich avsgemahlten Abbildvngen regensbvrgischer Insecten. Erster Band. Montag u. Weiß, Regensburg. [3] + xii + 144 pp. Google Books .  
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• Date of publication: 31 October 1791 (earliest date reported in Bousquet, 2016)

References

• Bousquet, Y. 2016. Litteratura Coleopterologica (1758–1900): a guide to selected books related to the taxonomy of Coleoptera with publication dates and notes. ZooKeys 583: 1–776. DOI: 10.3897/zookeys.583.7084 . PMC: 4868922 . Reference page.