En este volumen se publican tres cuentos ineditos: "El robot sacramentado," "Un fantasma tropical" y "Pantera en jazz," que se publico en una revista literaria mexicana en 1948 y es el primer cuento escrito por el autor; ademas incluye, entre otros: "Tlactocatzine del jardin de Flandes," "Chac mool," "Letania de la orquidea," y "Aura," una verdadera obra maestra. ENGLISH DESCRIPTION Published in this volume are three never before published short stories: "El robot sacramentado," "Un fantasma tropical," and "Pantera en jazz" -this last one was Carlos Fuentes' first short story and was published in a Mexican literary magazine in 1948. Also included are: "Tlactocatzine del jardin de Flandes," "Chac mool," "Letania de la orquidea," and "Aura," a masterpiece in the short story genre.