MARSHALL, DAVID C., and KATHY B. R. HILL. 2017. “A New <em>Neotibicen</em> Cicada Subspecies (Hemiptera: Cicadidae) from the Southeastern USA Forms Hybrid Zones With a Widespread Relative Despite a Divergent Male Calling Song”. Zootaxa 4272 (4). Auckland, New Zealand:529–550. https://doi.org/10.11646/zootaxa.4272.4.3.