Crampton's Great Study of Snail Evolution, Inscribed
Studies on the Variation, Distribution, and Evolution of the Genus Partula [Complete in Three Volumes]. The Species Inhabiting Tahiti; The Species of the Mariana Islands, Guam and Saipan; and The Species Inhabiting Moorea
First Edition. The complete set of Crampton's work on the Partula snails found on islands in the Pacific. Crampton's almost unbelievable amount of field work-—he measured and examined more than 200,000 specimens—provided valuable statistical data to document the evolution of species and variations. He showed that new species could evolve.....
Price: $750