The Mollusks of the Arid Southwest
With an Arizona Check List
Part I: Zoogeography of Southwestern Nearctic Mollusks
Integrates and evaluates information of interest to students of variation, evolution, zoogeography, and ecology of the fauna of the arid Southwest.
Part II: Annotated Check List of Recent Arizona Mollusks
Treatment of 173 valid species and 46 recognized subspecies gives nomenclature, type localities, distribution in Arizona, occurrence elsewhere in the Southwestern Molluscan Province, general Recent distribution, presence or absence in Late Cenozoic deposits, and synonymy.