Genetic research into Southeast Asia's "negritos" has revealed their deep-rooted ancestry, with time depth comparable to that of Southwest Pacific populations. This finding is often interpreted as evidence that negritos, in contrast to other Southeast Asians, can trace much of their ancestry directly back to the early dispersal of Homo sapiens in the order of 70 kya from Africa to Pleistocene N...

Ptychoptera (Ptychoptera) noonadani sp. nov. is described and is the first record of family Ptychopteridae from the Philippine Islands. A key to males of all Ptychoptera species recorded from the Malay archipelago is presented.