California mammals . LIFE AREAS 291 ern part), and San Joaquin Valley (southern part), may becalled the Sacramento Fauna. The comparatively small area ofLower Austral Zone in the southwestern part of the State maybe called the San Diego Fauna. In the eastern part of the Stateis a large area of arid plain, studded with small barren mountains,,known as the Mojave Desert. It is principally Lower AustralZone, but has a few tracts sufficiently elevated to reach the UpperAustral, and a few very small areas of Transition Zone. Thisarea north of the low Colorado Desert and west of the bottomlands of t


California mammals . LIFE AREAS 291 ern part), and San Joaquin Valley (southern part), may becalled the Sacramento Fauna. The comparatively small area ofLower Austral Zone in the southwestern part of the State maybe called the San Diego Fauna. In the eastern part of the Stateis a large area of arid plain, studded with small barren mountains,,known as the Mojave Desert. It is principally Lower AustralZone, but has a few tracts sufficiently elevated to reach the UpperAustral, and a few very small areas of Transition Zone. Thisarea north of the low Colorado Desert and west of the bottomlands of the Colorado River may be called the Mojave Fauna. The Sub-Tropical Zone in California is confined to the bot-tom land along the Colorado River and west in the ColoradoDesert, which is properly a part of the same bottom the birds which do not breed above this zone, and arefound in this part of California are the Harris Hawk, probablythe Audubon Caracara, Elf Owl, Vermillion Flycatcher, AbertTowhee and Coop


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectmammals, bookyear1906