a -             A -
b -             B -
c - chickens    C -
d - canines     D -
e -             E -
f - felines     F -
g - goblins     G - gnomes
h - humanoids   H -
i -             I -
j -             J -
k - kobolds     K -
l -             L -
m -             M -
n -             N -
o - orcs        O - ogres
p -             P -
q - quadrupeds  Q -
r - rats        R -
s - spiders     S -
t -             T -
u - horses      U -
v -             V -
w -             W -
x -             X -
y -             Y -
z - zombies     Z -
@ - humans

notes
1. zombie takes priority over the creature's original glyph
2. @ is for human-sized creatures - i.e. humans, changelings
   h is used for everything else - i.e. dwarfs, halflings
3. purple is reserved for captain/leader entiites - i.e. orc captain
4. similar creatures use similar colours - i.e. little dog, dog, large dog