(Note from admin: I had this saved as a text file since 2013. Where did it come from? Who knows.)

This is a chronological list of the Animorphs books by K.A. Applegate, as applies to storyline continuity.

The Andalite Chronicles (c. 1976, 1980s, 1997) – This book is divided into three parts: #1: Elfangor's Journey, #2: Alloran's Choice, and #3: An Alien Dies.

1: The Invasion (Spring 1997)

2: The Visitor

3: The Encounter

4: The Message

5: The Predator

6: The Capture

7: The Stranger

Megamorphs 1: The Andalite's Gift (Summer 1997)

8: The Alien

9: The Secret

10: The Android

11: The Forgotten

12: The Reaction

13: The Change

14: The Unknown

15: The Escape

16: The Warning

17: The Underground

18: The Decision—(c. 1998)

Megamorphs 2: In the Time of Dinosaurs—(Sario Rip time travel to 65,000,000 BC.)

19: The Departure

20: The Discovery

21: The Threat

22: The Solution

The Hork-Bajir Chronicles (1966, 1968–69, 1998) – Although the events in this story occur between The Ellimist Chronicles and The Andalite Chronicles, the entire story is being told by Jara Hamee to Tobias after book #13, The Change, and before the events of #23 The Pretender.

23: The Pretender

24: The Suspicion

25: The Extreme

26: The Attack

27: The Exposed

28: The Experiment

29: The Sickness

Megamorphs 3: Elfangor's Secret (Time Matrix time travel to 10/25/1415, 12/25/1776, 10/21/1805, c. 1932-1939, 6/6/44, and 1967)

30: The Reunion—(sometime a little bit before or after 12/18/98)

31: The Conspiracy

32: The Separation—(c. 1999)

33: The Illusion

34: The Prophecy

35: The Proposal

Visser (1976, 1980s, 1991–1999) – The trial chronicled in Visser is set during and after the events of The Proposal, but the book also covers events before The Andalite Chronicles.

36: The Mutation

37: The Weakness

38: The Arrival

39: The Hidden

40: The Other

Megamorphs 4: Back to Before (1999, experimental timeline to 1997)

41: The Familiar

42: The Journey

43: The Test

44: The Unexpected

45: The Revelation

46: The Deception

47: The Resistance

48: The Return

49: The Diversion (c. 2000)

50: The Ultimate

51: The Absolute

52: The Sacrifice

53: The Answer

The Ellimist Chronicles (story stretching billions of years into the past) – Technically this is set during the same time as the first chapters of The Beginning even though it covers events set far before The Andalite Chronicles.

54: The Beginning (2000-c. 2004)

(Note from admin: another list I had saved, this time since 2015…)

Animorphs #1-7

Megamorphs #1: The Andalite's Gift

Animorphs #8-12

The Andalite Chronicles

Animorphs #13-18

Megamorphs #2: In the Time of Dinosaurs

Animorphs #19-22

The Hork-Bajir Chronicles

Animorphs #23-29

Megamorphs #3: Elfangor's Secret

Animorphs #30-35

The Visser Chronicles (Also known as just 'Visser')

Animorphs #36-40

Megamorphs #4: Back to Before

Animorphs #41-47 (Note: Starting with #45, the series begins its final arc to end)

The Ellimist Chronicles

Animorphs #48-54