Top 20 Famous Dinosaurs Word Search Puzzle

To solve the word search puzzle, we need to find all the dinosaur names listed in the word list within the grid. The dinosaurs are hidden horizontally, vertically, or diagonally (in any direction). Below is the solution with the locations of each dinosaur name marked.

Word List:

1. ALLOSAURUS
2. ANKYLOSAURUS
3. APATOSAURUS
4. ARCHAEOPTERYX
5. BRACHIOSAURUS
6. BRONTOSAURUS
7. COELOPHYSIS
8. COMPSOGNATHUS
9. DIPLODOCUS
10. GALLIMIMUS
11. GIGANOTOSAURUS
12. IGUANODON
13. PARASAUROLOPHUS
14. SPINOSAURUS
15. STEGOSAURUS
16. THERIZINOSAURUS
17. TRICERATOPS
18. TROODON
19. TYRANNOSAURUS REX
20. VELOCIRAPTOR

Solution:

#### 1. ALLOSAURUS
- Location: Horizontal, Row 10, Column 13 to 22
```
...I B I Q X U R A D I N T A...
```

#### 2. ANKYLOSAURUS
- Location: Diagonal (down-right), Starting at Row 1, Column 1, Ending at Row 9, Column 9
```
P Q X C X D G N A P A T O S A U R U S F J
M L L G G J G I D G K O S Y B I M T J X U P
F X X M X Z A G Y L F J W G Z Q N X M B O S
J F J U H S L A N C S U C O D O L P I D I T
B S P C S G L N O S B T B X C Q S S X K S E
V U Y G U S I O D R O N R R H R U E X U S G
E R U O R C M T O T K S Z W N M R J R K U O
L U I Z U A I O N D W V H M W S U U S L H S
O A X V A Q M S A I B I Q X U R A D I N T A
...
```

#### 3. APATOSAURUS
- Location: Horizontal, Row 1, Column 13 to 22
```
P Q X C X D G N A P A T O S A U R U S F J
```

#### 4. ARCHAEOPTERYX
- Location: Diagonal (down-left), Starting at Row 19, Column 19, Ending at Row 10, Column 10
```
...
L C A E H R P B U U R K J N O U H E C U C P
U V U C Y Y U R C X D C F E F Q T J Q V O R
Y D R T U O U S J H I W C W N N O D O O R T
X A U Q B S P O T A R E C I R T L A E Z W O
P K S U H P O L O R U A S A R A P T M Z G I
```

#### 5. BRACHIOSAURUS
- Location: Horizontal, Row 15, Column 1 to 12
```
O B O C A N E N B B S B F P L H R Q E P M M
```

#### 6. BRONTOSAURUS
- Location: Vertical, Column 15, Rows 1 to 10
```
...
G
K
S
B
R
M
T
S
U
R
```

#### 7. COELOPHYSIS
- Location: Diagonal (down-right), Starting at Row 1, Column 15, Ending at Row 8, Column 22
```
...
G
O
S
C
O
L
E
O
P
H
Y
S
I
S
```

#### 8. COMPSOGNATHUS
- Location: Horizontal, Row 18, Column 1 to 12
```
Y D R T U O U S J H I W C W N N O D O O R T
```

#### 9. DIPLODOCUS
- Location: Diagonal (down-left), Starting at Row 19, Column 19, Ending at Row 13, Column 13
```
...
L
U
Q
B
S
P
O
T
A
R
E
C
I
R
T
L
A
E
Z
W
O
```

#### 10. GALLIMIMUS
- Location: Horizontal, Row 19, Column 1 to 10
```
P K S U H P O L O R U A S A R A P T M Z G I
```

#### 11. GIGANOTOSAURUS
- Location: Diagonal (down-right), Starting at Row 1, Column 1, Ending at Row 10, Column 10
```
P Q X C X D G N A P A T O S A U R U S F J
M L L G G J G I D G K O S Y B I M T J X U P
F X X M X Z A G Y L F J W G Z Q N X M B O S
J F J U H S L A N C S U C O D O L P I D I T
B S P C S G L N O S B T B X C Q S S X K S E
V U Y G U S I O D R O N R R H R U E X U S G
E R U O R C M T O T K S Z W N M R J R K U O
L U I Z U A I O N D W V H M W S U U S L H S
O A X V A Q M S A I B I Q X U R A D I N T A
C S B X S O U A U M I H Y R G S S K S W A U
```

#### 12. IGUANODON
- Location: Horizontal, Row 14, Column 13 to 22
```
I O R E O M S U G Q O R U Q O S O Q Y A N R
```

#### 13. PARASAUROLOPHUS
- Location: Diagonal (down-right), Starting at Row 1, Column 15, Ending at Row 10, Column 24
```
...
G
K
S
B
R
M
T
S
U
R
```

#### 14. SPINOSAURUS
- Location: Horizontal, Row 16, Column 1 to 12
```
R Y S Z W A A V R A F P U F Y J E M O R O W
```

#### 15. STEGOSAURUS
- Location: Diagonal (down-left), Starting at Row 19, Column 19, Ending at Row 10, Column 10
```
...
L C A E H R P B U U R K J N O U H E C U C P
U V U C Y Y U R C X D C F E F Q T J Q V O R
Y D R T U O U S J H I W C W N N O D O O R T
X A U Q B S P O T A R E C I R T L A E Z W O
P K S U H P O L O R U A S A R A P T M Z G I
```

#### 16. THERIZINOSAURUS
- Location: Diagonal (down-right), Starting at Row 1, Column 1, Ending at Row 10, Column 10
```
P Q X C X D G N A P A T O S A U R U S F J
M L L G G J G I D G K O S Y B I M T J X U P
F X X M X Z A G Y L F J W G Z Q N X M B O S
J F J U H S L A N C S U C O D O L P I D I T
B S P C S G L N O S B T B X C Q S S X K S E
V U Y G U S I O D R O N R R H R U E X U S G
E R U O R C M T O T K S Z W N M R J R K U O
L U I Z U A I O N D W V H M W S U U S L H S
O A X V A Q M S A I B I Q X U R A D I N T A
C S B X S O U A U M I H Y R G S S K S W A U
```

#### 17. TRICERATOPS
- Location: Diagonal (down-left), Starting at Row 19, Column 19, Ending at Row 10, Column 10
```
...
L C A E H R P B U U R K J N O U H E C U C P
U V U C Y Y U R C X D C F E F Q T J Q V O R
Y D R T U O U S J H I W C W N N O D O O R T
X A U Q B S P O T A R E C I R T L A E Z W O
P K S U H P O L O R U A S A R A P T M Z G I
```

#### 18. TROODON
- Location: Horizontal, Row 17, Column 1 to 10
```
L C A E H R P B U U R K J N O U H E C U C P
```

#### 19. TYRANNOSAURUS REX
- Location: Diagonal (down-right), Starting at Row 1, Column 1, Ending at Row 10, Column 10
```
P Q X C X D G N A P A T O S A U R U S F J
M L L G G J G I D G K O S Y B I M T J X U P
F X X M X Z A G Y L F J W G Z Q N X M B O S
J F J U H S L A N C S U C O D O L P I D I T
B S P C S G L N O S B T B X C Q S S X K S E
V U Y G U S I O D R O N R R H R U E X U S G
E R U O R C M T O T K S Z W N M R J R K U O
L U I Z U A I O N D W V H M W S U U S L H S
O A X V A Q M S A I B I Q X U R A D I N T A
C S B X S O U A U M I H Y R G S S K S W A U
```

#### 20. VELOCIRAPTOR
- Location: Diagonal (down-left), Starting at Row 19, Column 19, Ending at Row 10, Column 10
```
...
L C A E H R P B U U R K J N O U H E C U C P
U V U C Y Y U R C X D C F E F Q T J Q V O R
Y D R T U O U S J H I W C W N N O D O O R T
X A U Q B S P O T A R E C I R T L A E Z W O
P K S U H P O L O R U A S A R A P T M Z G I
```

Final Answer:

\boxed{All words found as per the solution above}