Silver-partridge red-shouldered

Color and pattern male

Head: creamy-white.

Neck: hackle creamy-white; each feather with a glossy green-black middle-stripe, running parallel to the edge, ends in a point near the tip, shaft black; front of the neck black.

Back, shoulders and wing-bows: orange

Saddle-hackle: creamy-white, each feather with more or less distinct black middle-stripes.

Tail: main-feathers black; sickles and coverts green-glossy black.

Wings: front black; wing-bar green-glossy black.

Primary-flights: black with a narrow white edge on outer-web.

Secondary-flights: inner-web black, outer-web creamy-white transitioning to brown towards the tip, forming a almost entirely creamy-white wing-bay, with a visible brown edge on the upper-side, when the wing is closed.

Breast: glossy green-black.

Belly, thighs and fluff: black.

Down: greyish.

Serious faults

Yellow tint in hackles. Extensive white on breast, belly, and thighs. White in tail. Too dark color in back, shoulders, wing-bows and hackles.

Faults

Serious faults to a lesser extent. Incomplete colored wing- bay.

Color and pattern female

Head: silver-white.

Neck: hackle silver-white, each feather with a black middle-stripe, no high demands on the sharpness and the intensity, ends in a point near the tip; front of the neck similar to the breast.

Back, shoulders, wing-coverts and saddle: light-grey with fine evenly distributed black peppering; minimal light-colored shafts and slightly light lacing permitted but not desired; slightly darker warmer shade is allowed.

Primary-flights: black-grey with a narrow greyish-white edge on outer-web.

Secondary-flights: outer-web similar to the back; inner-web greyish-white.

Tail: black main-feathers except for the upper ones, which like the coverts are light-grey with fine dark-grey peppering.

Breast: salmon shading off to light-grey at the thighs, shafts salmon.

Belly, thighs and fluff: ash-grey.

Down: greyish.

Serious Faults

Red or rust on wings. Brown sheen on back, shoulders, wing-coverts and saddle. Light shafts. Yellowish tint in the neck-hackle. Complete lack of the middle-stripes.

Faults

Serious faults to a lesser extent. Slightly clumped peppering and light shafts on the breast.

Feather details from:  http://www.kippenencyclopedie.nl

Website from Johan Albada with more than

  5000 photos of chickens, chicken color varieties and feathers.

 

Genetic code: https://kippenjungle.nl/Overzicht.htm

Website from Henk Meijers with all available information regarding chicken genetics including the world famous 

Chicken Color Calculator