A collection of spiders, taken from Dubuque County and neighboring counties in 1961, consisted of representatives of 13 families and 54 species.
Proceedings of the Iowa Academy of Science
©1962 Iowa Academy of Science, Inc.
Kaufmann, Gerald W.
"Spiders of Dubuque County,"
Proceedings of the Iowa Academy of Science, 69(1), 539-541.
Available at: https://scholarworks.uni.edu/pias/vol69/iss1/84