Introduction Material Acknowledgements Nomenclature (*) Preparation of the manuscript was aided by a grant from the National Science Foundation. Callicebus Thomas Distribution Systematic Position Dental Succession Origin, Dispersal and Evolution of the Species The Rio Amazonas and the Dispersal of Gallicebus Sympatry and Character Displacement Characters of the Species Key to the Amazonian and Orinocoan species and subspecies CALLICEBUS MOLOCH Hoffmannsegg Distribution Characters Color Variation Habits Local names Callicebus molock donacophilas dOrbigny Callicebas moloch moloch Hoffmannsegg Callicebus moloch hoffmannsi Thomas Callicebas moloch brunneus Wagner Callicebus moloch cupreus Spix Callicebus moloch discolor I. Geoffroy and Deville Callicebus moloch ornatus Gray CALLICEBUS TORQUATUS Hoffmannsegg Distribution Characters Color Variation Habits Callicebus torquatus lugens Humboldt Callicebus lorquatus medemi Hershkovitz Callicebus torquatus torqualus Hoffmannsegg INTRODUCTION In 1807, Count von Hoffmannsegg described two forms of CaZlicebus. The first was the white collared titi, Callitrix [sic] torquata, the second the gray headed titi Cebas moloch. The types of both were said to have originated in the Brazilian state of Para. Specimens and information accumulated since indicate that the two named forms represent the only valid species of Callicebus occurring in the Am^onian basin and contiguous tropical forest areas. Other names, of which the oldest is
Mammalia - International Journal of the Systematics, Biology and Ecology of Mammals – de Gruyter
Published: Jan 1, 1963
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