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Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

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Contributions to American lepidopterology
By Clemens, B.
Proceedings of the Academy of Natural Sciences of Philadelphia, 12: 4–15, 156–174, 203–221, 345–362, 522–547, 1860
Cite: 1769351 with citation markup [cite:1769351]
Clemens, B., 1860. Contributions to American lepidopterology. Proceedings of the Academy of Natural Sciences of Philadelphia, 12: 4–15, 156–174, 203–221, 345–362, 522–547.

Includes:

Clemens, B., 1860. Contributions to American lepidopterology - No. 4. Proceedings of the Academy of Natural Sciences of Philadelphia 12: 156-174. (1)
Clemens, B., 1860. Contributions to American lepidopterology - No. 5. Proceedings of the Academy of Natural Sciences of Philadelphia 12: 203-221. (2)
Clemens, B., 1860. Contributions to American lepidopterology - No. 6. Proceedings of the Academy of Natural Sciences of Philadelphia 12: 345-362. (3)