Morphometry 62 



Univariate analysis 62 



Skull proportions 63 



AUometrics 66 



AUometric comparison of individual genera 66 



Sex dimorphism 73 



Discussion 74 



Morphological adaptations to nectarivory 74 



Gross morphology of the head 74 



Skull morphology 74 



Dentition 75 



Incisivi 75 



Canmi 75 



Premolars 76 



Molar teeth 76 



Rostaim 76 



Forehead 77 



Zygomatic arches 77 



Braincase 78 



Skull base 78 



Mandible 80 



Craniometry 80 



Univariate analysis 80 



Skull proportions 81 



AUometrics 83 



Intergeneric allometrics 83 



Allometrical sex comparison 92 



AUometric conclusions 92 



Systematic conclusions 93 



Sunmiary 97 



Literature cited 98 



Appendix 108 



