Atlas of the scale ınsects of North America/

by Ferris, G.F.
Published 1950

Atlas of the scale ınsects of North America/

by Ferris, G.F.
Published 1955

Atlas of the scale insects of north America: series 1 the diaspididae (part 1) /

by Ferris, G. F.
Published 1954

Atlas of the scale insects of north America: series 2 and series 3 the diaspididae (parts 2 and 3) /

by Ferris, G. F.
Published 1958

Atlas of the scale insects of north America: series 4 the diaspididae (part 4) /

by Ferris, G. F.
Published 1955

Atlas of the scale insects of north America: families aclerdidae asterolecaniidae conchaspididae dactylopiidae and lacciferidae /

by Ferris, G. F.
Published 1955