On one hand, the Igor(ina) we meet in _MR_ says that all Igorinas are always beautiful, which, ugh, but their matter-of-factness about body modification--which is sometimes questioned by other characters but always in a way that indicates that the text thinks they are wrong--does make them very interesting candidates for complicating matters.
I'm not sure the text gives us enough to go on, but I'm tentatively leaning toward ethnic group of humans.
no subject
On one hand, the Igor(ina) we meet in _MR_ says that all Igorinas are always beautiful, which, ugh, but their matter-of-factness about body modification--which is sometimes questioned by other characters but always in a way that indicates that the text thinks they are wrong--does make them very interesting candidates for complicating matters.
I'm not sure the text gives us enough to go on, but I'm tentatively leaning toward ethnic group of humans.