Ptiloglossa
Summary 1
Ptiloglossa is a small American genus within the bee family Colletidae, consisting of generally large, hairy species which are temporally-specialized crepuscular pollinators (active only at sundown, or vespertine, or more typically, at pre-dawn, or matinal), and they often utilize a pollen-extraction behavior known as buzz pollination. They have greatly enlarged ocelli to assist them in flying under very low light levels. They are most diverse in South and Central America (30 or more species), with at...
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- (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Ptiloglossa
