Shelled invertebrates of the past and present : with chapters on geological history /

American recent Eulipotyphla : Nesophontids, Solenodons, Moles, and Shrews in the New World / by Woodman, Neal

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Biology and systematics of the North American Phyllonorycter leafminers on Salicaceae, with a synoptic catalog of the Palearctic species (Lepidoptera:Gracillariidae) / by Davis, Donald R., Smithsonian Institution. Press

Freshwater triclads (Turbellaria) of North America VI: the genus Dendrocoelopsis. by Kenk, Roman, 1898-, Smithsonian Institution

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A systematic and ecological study of Nearctic Hydrellia (Diptera: Ephydridae) by Deonier, D. L., Smithsonian Institution

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Nearctic Walshiidae notes and new taxa (Lepidoptera: Gelechioidea) by Hodges, Ronald W., 1934-, Smithsonian Institution

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Freshwater triclads (Turbellaria) of North America, IX, the genus Sphalloplana by Kenk, Roman, 1898-, Smithsonian Institution

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Freshwater triclads (Turbellaria) of North America, V the genus Polycelis. by Kenk, Roman, 1898-, Smithsonian Institution

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Studies of Halictinae (Apoidea:Halictidae) by McGinley, Ronald J.

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Studies of neotropical caddisflies, XVII the genus Smicridea from North and Central America (Trichoptera: Hydropsychidae) / by Flint, Oliver S., Smithsonian Institution

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Parasitic copepods of the family Chondracanthidae from fishes of eastern North America by Ho, Ju-Shey, Smithsonian Institution

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Origins and affinities of the troglobitic crayfishes of North America (Decapoda: Astacidae). by Hobbs, Horton Holcombe, 1914-, Smithsonian Institution

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The Nearctic species of Orgilus Haliday (Hymenoptera: Braconidae) / by Muesebeck, Carl F. W. (Carl Frederick William), b. 1894, Smithsonian Institution

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Studies of neotropical caddisflies, X Leucotrichia and related genera from North and Central America (Trichoptera: Hydroptilidae) / by Flint, Oliver S., Smithsonian Institution

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A revision of North American epigean species of Asellus (Crustacea: Isopoda) by Williams, W. D. (William David), Smithsonian Institution

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The type-material of North American clearwing moths (Lepidoptera: Sesiidae) by Duckworth, W. Donald, Smithsonian Institution

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A checklist of the North and Middle American crayfishes (Decapoda: Astacidae and Cambaridae) by Hobbs, Horton Holcombe, 1914-, Smithsonian Institution

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A review of the systematics and zoogeography of the freshwater species of Palaemonetes Heller of North America (Crustacea, Decapoda) by Strenth, Ned Elson, Smithsonian Institution

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Freshwater triclads (Turbellaria) of North America. by Kenk, Roman, 1898-, Smithsonian Institution

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A revision of North American Capitophorus van der Goot and Pleotrichophorus Börner (Homoptera: Aphididae) by Corpuz-Raros, Leonila Alzate, Smithsonian Institution

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