by Charles Branch Wilson
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North American parasitic copepods
Copepods gathered by the United States F...
Scientific results of cruise VII of the ...
Dragonflies and damselflies in relation ...
Copepods from the cenotes and caves of t...
Crustacea. Part L
Diving Beetles
The aquatic Adephaga (Coleoptera) of Fen...
The aquatic Hydrophilidae (Coleoptera) o...
A Key to the Adults of British Water Bee...
The Hydrophiloidea - Coleoptera - Of Fen...
Water boatman's journey