Fig. 3. Hearing threshold (mean ± S.D.) of males (filled squares) and
females (open circles) of five species of Neoconocephalus: (A) N.
nebrascensis males (N=10 in seven insects) and females
(N=8 in five insects), (B) N. bivocatus males (N=11
in six insects) and females (N=8 in five insects), (C) N.
robustus males (N=9 in six insects) and females (N=5 in
three insects), (D) N. retusus males (N=9 in five insects)
and females (N=10 in five insects) and (E) N. ensiger males
(N=8 in five insects) and females (N=4 in two insects).