People Mexico Rafael Alejandro Calzada-Arciniega peoplepill id: rafael-alejandro-calzada-arciniegaRAC 2 views today 4 views this weekMexican herpetologistRafael Alejandro Calzada-ArciniegaBiographyListsAlso ViewedListsRafael Alejandro Calzada-Arciniega is in following listsBy field of workNotable Mexican biologistsGender:MaleBy work and/or countryNotable Mexican HerpetologistsGender:MaleFrom our partnersSponsoredRafael Alejandro Calzada-Arciniega