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W
lacks pigment in skin and hair (white)
-
G
- excludes pigment from hair
- grey gene
-
E
creates black hair pigment
-
A
distribution of black hair
-
C
- cream gene
- dilution of hair pigment
-
D
- dun gene
- dilution of hair pigment
-
TO
tobiano spotting pattern in hair pigment
-
-
-
Black
- have black dominant gene (E)
- recessive agouti gene (a)
- can have markings
-
Chestnut/Sorrel
- no black points (a)
- has recessive black gene (e)
- black pigment in skin but not hair
-
Chestnut
mane/tail and hair coat are the same color
-
Sorrel
mane/tail is darker than the hair
-
Bay
- reddish body coat
- black points (A) (E)
-
Brown
- genetically a bay (E, A)
- red pigment in hair has variations
-
White
- have white gene (Ww)
- lethal whites (WW) don't live long
- pink skin
- rare color
- no pigment in skin or hair
-
Grey
- grey gene excludes pigment
- dominant grey gene (G)
- born with a base color and lighten with age
- born black or bay genetically
-
Dun
- yellowish dilution of bay horse
- dun gene (D)
- has dun factors
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Dun Factors
- stripe down back
- whither strip
- striping behind ears
- zebra striping on legs
- cobwebbing on forehead
-
Grulla
- black horse diluted with yellowish hair
- have dun gene (D)
- has black points
-
Red Dun
- has dun gene (D)
- sorrel/chestnut base coat
- red points
- yellowish dilution of red
-
Buckskin
- bay with a cream gene (C)
- bay base coat (E, A)
- dark points
- different from a dun
-
Palomino
- chestnut/sorrel base coat (e, a)
- cream gene dilution (C)
- gold, yellow or tan coat results
- white, cream tail & mane
-
Roans
- can occur on any base color
- Roan gene (R)
- born with roan color
-
Sabino
- can be any base color
- has roaning
- blue eyes are rare
- irregular white patches from birth
- roans with age
-
Overo
- white doesn't cover the top line
- legs are solid mostly
- face markings can vary; usually large
- occur on bay, black, or red
- no specific gene
- sporratic white patterns
- normal face markings
-
Tobiano
- tail can be two-tone
- Tobiano gene (TO)
- solid color horse with huge white markings
- white on top line
- solid colored head with normal head markings
-
Tovero
- combo of overo and tobiano
- dark pigment in ears and muzzle
- chest spots
- pink skin possible
- one or both eyes "glass"
-
Appaloosa
- white with any color
- genetically hard to distinguish
-
Blanket Appaloosa
color with white over hind quarters
-
Leopard Appaloosa
- white coat with colored spots
- base color shows through
- have mottling on muzzles and striped hooves
-
Varnish Roan Appaloosa
roaning occurs all over the body except bony surfaces
-
Snowflake Appaloosa
white spotted pattern on a colored horse
-
True White Markings
patches of white hair with pink skin underneath
-
Unnatural White Markings
- result of damage to the hair follicle
- scars or brands
-
Blue or Glass Eye
- light blue or hazel iris
- not common
- seen with any base color
-
Half Pastern
white that extends from the coronet covering halfway up the pastern
-
Pastern
- white that extends from coronet band to fetlock
- covers pastern bone
-
Fetlock/Ankle
- white that extends from coronet to above the fetlock
- has to cover fetlock area
-
Sock/Half Stocking
white that extends halfway up the cannon
-
Full Sock/Stocking
- white that extends up to the knee or hock
- common in paints
-
Ermine Spots
- dark spots found on white markings on the coronet band
- often appears with vertical banding on the hooves
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