Leaf-Hoppers and their natural enemies, (PT. VI. Mymaridae, Platygasteridae)

1905

Perkins, R. C. L.

Leaf-Hoppers and their natural enemies, (PT. III. Stylopidae)

1905

Perkins, R. C. L.

Leaf-Hoppers and their natural enemies, (PT. I. Dryinidae)

1905

Perkins, R. C. L.

Leaf-Hoppers and their natural enemies, (PT. IV. Pipunculidae)

1905

Perkins, R. C. L.

Leaf-Hoppers and their natural enemies, (PT. VII. Orthoptera, Coleoptera Hemiptera)

1905

Swezey, O. H.

Leaf-Hoppers and their natural enemies, (PT. V. Forficulidae, Syrphidae, and Hemerobiidae)

1905

Terry, F. W.

Leaf-Hoppers and their natural enemies, (Introduction)

1906

Perkins, R. C. L.

Leaf-Hoppers and their natural enemies, (PT. IX. Leaf-Hoppers Hemiptera)

1906

Kirkaldy, G. W.

Leaf-Hoppers and their natural enemies, (PT. VIII. Encyrtidae, Eulophidae, Trichogrammidae)

1906

Perkins, R. C. L.