118 A HANDBOOK OF EUROPEAN BIRDS. 
Genus PERISOREUS. 
SIBERSAN JAY. 
Perisoreus infaustus (/zv7). 
Adult: Crown and nape sooty-brown ,; feathers covering 
nostrils yellowish; dack, chin, throat aud breast grey ; rump, 
upper tail-coverts and bases of rectrices (except central ones) 
Joxy-red ; central rectrices and tips of the others dark grey ; 
wings shaded grey ; some of primaries marked with rufous at 
base on outer webs ; greater wing-coverts rufous on outer web ; 
abdomen and flanks rufous ; bill, legs and feet black. Length 
125 inches; culmen ies; wine's°0 ; tail’5 "7. tarsus 4s 
Immature Birds: Are duller throughout, otherwise similar. 
Distribution: Resident in Northern Scandinavia and 
Siberia. 
Habitat: Conifer forests. 
Genus GARRULUS. 
COMMON JAY. Vv 
Garrulus glandarius (Zzzz). 
Adult: -eathers of crown whitish, tinged with buff and 
tipped with black, which in the longer ones appears as a median 
stripe ; hinder crown feathers speckled and barred with vinace- 
ous-brown ; rump and upper tail-coverts white ; rest of upper 
parts vinaceous-brown ; primaries dusky brown, margined ex- 
ternally with white ; secondaries black with white basal patch 
on outer web, and often more or less tinged with blue ; inner- 
most secondaries chestnut, patched in front with black, outer- 
most ones chiefly black ; z7ng-coverts very glossy and trans- 
versely barred with shaded blue and black ; tail-feathers blackish, 
barred with bluish at bases ; chin and throat whitish, bordered 
on either side by a broad patch of black, rest of under parts 
pale cinnamon shading into white at vent; legs and feet pale 
brown ; bill almost black ; irides very pale blue. Length 13 
to 14: inches 7 culmen 1.153: wing 7725.5: tail 6°54) tarsus 
