Neuter and androgynous species in SF

Stories where either the whole species is neuter; there is a neuter sex; or members of the species pass thru a neuter phase

• Mary Gentle's Golden Witchbreed (1983) (children are neuter)
• Carolyn Ives Gilman's Halfway Human (children are neuter until adolescence, and then become male, female, or neuter]]
• Ursula K. Le Guin's Left Hand of Darkness (people are neuter unless in kemmer)
• R. M. Meluch's Wind Child (1982) (an androgyne character)
• Theodore Sturgeon's Venus Plus X (1960)