Education
In particular he studied land and freshwater mollusca.
In particular he studied land and freshwater mollusca.
He named and described many molluscan taxa, including:
Fluminicola columbiana Hemphill in Pilsbry, 1899 - a freshwater snail
Helminthoglypta walkeriana (Hemphill, 1911)
A number of taxa were named after Hemphill, including:
Hemphillia Bland & Binney, 1872, a land slug genus.