HORNED OWLS, ETC. 
183 
across the meadows, or encircling the stacks of grain in search of 
mice and insects. Thousands upon thousands of mice of different 
kinds thus fall victims to their industry. Their economic relations, 
therefore, are of the greatest importance, particularly on account of 
the abundance of the species in many farming districts ; and who¬ 
ever destroys them through ignorance or prejudice should be se¬ 
verely condemned.” (Fisher.) 
373b. M. a. mccalli (Cass.). Texas Screech Owl. 
Dichromatic ; gray or rufous. Gray phase : smaller and darker than asio , 
with more conspicuous dusky shaft streaks above and heavier shaft streaks 
and cross-lines of black below. Rufous phase: much as in asio, the rufous 
predominating on lower parts. Young: whole plumage, except wing 
quills and tail feathers, barred or handed with grayish or whitish ; the 
black streaks wholly wanting. Length: 6.50-9.00, wing 5.60-G.30, tail 
3.10-3.40. 
Distribution. — From western and southern Texas across eastern border 
of tablelands of Mexico. 
Nest. — In cavities of trees. Eggs : 2 to 5. 
373c. M. a. bendirei ( Brewst.). California Screech Owl. 
Not dichromatic ; gray only. Slightly larger than asio, with heavier, 
more marked shaft streaks of black both above and below, and less con¬ 
spicuous cross-lining below. Smaller and lighter than kennicottii to ‘the 
north. 
Distribution. — California. 
Nest. — Usually in oaks or cottonwoods. 
373d. M. a. kennicottii (Elliot). Kennicott Screech Owl. 
Conspicuously larger and darker colored than asio or bendirei; upper 
parts dark sooty brown, mottled and streaked with black; scapular 
streaks and spots on edge of wings rich buff ; lower parts heavily mottled, 
lined, and cross-lined with black ; legs and feet rich huffy brown, finely 
mottled with buffy. Specimens from the southern and eastern part of the 
range lighter and grayer. 
Distribution. — Northwest coast region from Oregon to Sitka. 
373e. M. a. maxwellise ( Ridgw .)• Rocky Mountain Screech 
Owl. 
Large and very pale ; white predominating on lower parts ; upper parts 
light ashy or buffy gray, with narrow streaks and faint mottlings of black¬ 
ish ; white streaks on scapulars and on edge of wings, large; lower parts 
white, with narrow shaft streaks of black, and fine cross-lines of brown. 
Distribution. — Foothills and adjacent plains of the eastern Rocky 
Mountains from Colorado north to Montana. 
373f. M. a. cineraceus Ridgw. Mexican Screech Owl. 
Small and very gray; upper parts clear ashy gray, with numerous 
blackish shaft streaks ; lower parts with narrow black shaft streaks and 
fine vermiculations and cross-lines of black, without clear white inter¬ 
spaces ; feet and legs finely and thickly mottled with dusky ; little trace 
of brown anywhere in plumage. Length: 6.50-8.00, wing 6.10-7.00, tail 
3.44. 
