Cover art
Harrison, Harry. West of Eden. Bantam 1984.
Cover art
Harrison, Harry. West of Eden. ibooks 2000.
Cover art
Harrison, Harry. Winter in Eden. Bantam 1986.

Harrison, Harry. Eden Trilogy
Divergence: c 65,000,000 BCE
What if: The KT extinction event never occurred, and dinosaurs continued to live and evolve.
Series note: Series composed of West of Eden, Winter in Eden, and Return to Eden.
Comments: Synopsis in Lodi-Ribeiro's "Histórias Naturais Alternativas", q.v.
Original in: English.
Translation: Italian of complete trilogy by Gianluigi Zuddas as Il libro degli Yilanè, Nord 1997 (8842909874).

Harrison, Harry. West of Eden
Divergence: c 65,000,000 BCE
Summary: Millions of years later, saurian Yilané from the cooling Old World establish a colony on the northern continent of the New, and there encounter large mammals, including the sapient ustuzou. One captured ustuzou later becomes their worst enemy.
Series note: First in the Eden Trilogy.
Published: Bantam 1984 (0553050656BUY), 1985 (0553249355BUY, <<0553265512>); Granada 1984 (0246120029), 1985 (058605781); SFBC 1985; Grafton 1985 (0586057811BUY); ibooks 2000 (0743400135BUY), 2004 (0743487184BUY).
Original in: English.
Translation: Czech by Martin Janda as Na zapad od raje, Laser 1995 (8071930091).
Translation: Nederlands by Annemarie Lodewijk as Ten Westen van Eden, Meulenhoff 1991 (9029042494).
Translation: German by Walter Brumm as Diesseits von Eden, Goldmann 1984 (3442084091), 1990 (3442234603), 1991 (3442410894).
Translation: Italian by Gianluigi Zuddas as L'èra degli Yilanè, Nord 1989 (8842903965), 1997 (8842909874).
Translation: Polish by Janusz Pultyn as Na zachod od Edenu, Phantom 1992.
Translation: Portuguese by Ana Maria Falcão as A Oeste do Éden, Gradiva 1986.
Translation: Spanish by Domingo Santos as Al oeste del Edén, Destino 1988 (8423316521).

Harrison, Harry. Winter in Eden
Divergence: c 65,000,000 BCE
Summary: The conflict between Yilané and ustuzou is rejoined as the saurians try to regain their lost colony. Meanwhile, a group of renegade Yilané establish a colony in a region thought to be unexplored.
Series note: Second in the Eden Trilogy.
Published: Grafton 1986 (0246126124), 1987 (0586064796); Bantam/Spectra 1986 (0553051636BUY), 1987 (0553268201BUY, 0553266284BUY); SFBC 1987; ibooks 2001 (0743412915BUY).
Original in: English.
Translation: Czech by Martin Janda as Zima v raji, [[publ. unknown]] 1999.
Translation: Nederlands by Annemarie Lodewijk as Winter in Eden, Meulenhoff 1992 (9029044586).
Translation: German by Angelika Weidmann as Winter in Eden, Goldmann 1992 (3442412250).
Translation: Italian by Gianluigi Zuddas as Il nemico degli Yilanè, Nord 1990 (884290404X).
Translation: Polish by Janusz Pultyn as Zima w Edenie, Phantom 1992.
Translation: Spanish by Domingo Santos as Invierno en Edén, Destino 1989 (8423317919).

Harrison, Harry. Return to Eden
Divergence: c 65,000,000 BCE
Summary: The series concludes as feuds are resolved and other loose threads are collected.
Series note: Third in the Eden Trilogy.
Published: Bantam/Spectra 1988 (0553053159BUY), 1989 (0553277006BUY); SFBC 1988; Grafton 1988 (0246133805), 1989 (0586064818); ibooks 2001 (0743423747BUY).
Original in: English.
Translation: Czech by Jana Reekova as Navrat do raje, Laser 2000.
Translation: Nederlands by Annemarie Lodewijk as Terugkeer naar Eden, Meulenhoff 1993 (9029046406).
Translation: German by Angelika Weidmann as Rueckkehr nach Eden, Goldmann 1992 (3442411432).
Translation: Italian by Gianluigi Zuddas as Scontro finale, Nord 1990 (8842904090).
Translation: Polish by Janusz Pultyn as Powrot do Edenu, Phantom 1992.
Translation: Spanish by Domingo Santos as Regreso a Edén, Destino 1990 (8423319237).