Cherryh C J — SERPENT'S REACH

Daw 396 not 1st printing. Within the Constellation of the Serpent, out of bounds to all spacefarers, humans live among the insect-like aliens--and one of them, a woman named Raen, is bent on a revenge that will tear apart the truce between human and alien. near fine paperback, Michael embden cover, Locus Award Nominee for Best SF Novel (1981)