That taxonomy was developed approximately 140 years ago, before the development of modern genetics and endocrinology, is based on the existence of mere gonad ti

That taxonomy was developed approximately 140 years ago, before the development of modern genetics and endocrinology, is based on the existence of mere gonad tissue, is scientifically specious, and has fallen out of favor. So-called “true hermaphrodites” do not have functional male and female reproductive systems.