“Fossil Record and Evolution.” Moths of Western North America, by JERRY A. POWELL and PAUL A. OPLER, 1st ed., University of California Press, Berkeley; Los Angeles; London, 2009, pp. 19–22, www.jstor.org/stable/10.1525/j.ctt1pnh89.9. Accessed 14 June 2021.
POWELL, J., & OPLER, P. (2009). Fossil Record and Evolution. In Moths of Western North America (pp. 19-22). Berkeley; Los Angeles; London: University of California Press. Retrieved June 14, 2021, from http://www.jstor.org/stable/10.1525/j.ctt1pnh89.9
POWELL, JERRY A., and PAUL A. OPLER. "Fossil Record and Evolution." In Moths of Western North America, 19-22. Berkeley; Los Angeles; London: University of California Press, 2009. Accessed June 14, 2021. http://www.jstor.org/stable/10.1525/j.ctt1pnh89.9.
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