CRYPTOGLAUX.
Size medium ; no car tufts; feet feathered ; nocturnal hut also diurnal in far north ; nest in holes in trees.
Cryptoglaux funerea funerea (L.). TENGMALM'S OWL. Ger. Rauhfusskauz ; Swed. Perluggla.
? Above umber brown barred with white, spotted on crown ; quills and tail feathers with rows of white spots on each web ; disc chill white' partly surrounded by white and brown feathers ; a black patch in front of the eye ; beneath white mottled with reddish brown, mottling very faint on abdomen ; tarsi and toes feathered. Bill pale yellow. Claws black. Iris
bright yellow. Wing 160-170, ? 165-180. Tarsus 20-23. Bill from base 18-21 (W.).
Preeds.—N. and C. Europe from forest limit south to Pyrenees and Alps, N. Balkans, C. Russia, east to Volga and Urals ; and in Siberia. Chiefly resident. In winter occurs in plains of C. Europe and S. Russia. Rare visitor Britain.
C. funerea caucasica (Buturlin). Smaller. Wing 157. Bill from nostrils 11.5 (H.).
Resident. —N. Caucasus.