Fig. 4From: Testing alternative hypotheses on the origin and speciation of Hawaiian katydidsDated phylogenetic trees from MrBayes. The horizontal scales are in million years. Bars at the internal nodes show the 95% Highest Posterior Densities for date estimates. Numbers near internal nodes show mean dates. The red, green and blue arrowheads indicate the age of Nihoa, Kauai and Oahu, respectivelyBack to article page