+
B
!!
= = = =
3. If the characteristic is absent in the animal, place a "." in the correct column, indicating that the animal
does not have that particular characteristic.
Table of Derived Characters:
Characteristic
Organism
Jaws
Limbs
Hair
Lungs
Opposable
thumb
Upright,
erect
posture
+
+
Lamprey
Trout
Caecilian
Turtle
Cat
Gorilla
Human
Total