…which was the line of convergence between the australopithecine biogeographical zones and the Asian Malayan zones. Statistical studies, Ernst Mayr Principally, have disproven this notion. However, I have collected butterflies and stood in these forests on both…

…Mayr's Conclusion. I completely understand Wallace's Impression because these forests are staggeringly different. The bird calls the butterflies, but what Mayr seemed to show was that there was no distinct line there was a gradient from Australia to Malaya in…