Monograph of the Embidina - 1885
A fossil tortricid moth - 1907
A fossil butterfly of the genus Chlorippe - 1907
A fossil leaf-cutting bee - 1908
The first American fossil Mantis - 1908
Fossil Osmylidae (Neuroptera) in America - 1908
New North American bees - 1909
The oldest American homopterous insect - 1912
Some fossil insects from Florissant, Colorado - 1913
A new fossil sawfly from Florissant, Colorado - 1914
Three Diptera from the Miocene of Colorado - 1914
Two Diptera of the genus Rhamphomyia from Colorado - 1916
A tipulid fly from Baltic amber - 1918
Some British fossil insects - 1921
Two families of insects new to British Tertiary strata - 1922
Beetles of the genus Donacia from the Pleistocene of Vancouver Island, British Columbia - 1927
A new Eocene syrphid from Colorado (Diptera) - 1932
New Canadian perlids (Part II) - 1935
Systematics of fossil aphids from Canadian Amber (Homoptera: Aphididae) - 1966
Microlepidopterous larvae in Baltic amber - 1969
First record of calypterate flies in the Mesozoic Era (Diptera: Calliphoridae) - 1970
A remarkable fossil homopteran from Canadian Cretaceous amber representing a new family - 1971
A new soldier fly from Canadian Amber (Diptera: Stratiomyidae) - 1971
A fossil ironomyiid fly from Canadian amber (Diptera: Ironomyiidae) - 1973
A new Cretaceous bibionid from Canadian amber (Diptera: Bibionidae) - 1975
Cretaceous chalcidoid fossils from Canadian Amber - 1975
Larval and adult insects from the Paleocene of Alberta, Canada - 1979
New Species of Tipulidae from the Paleocene of Central Alberta, Canada - 1980
New taxa of Limoniidae (Diptera: Nematocera) from Canadian amber - 1987
Descriptions, in New aphids in Cretaceous amber from Alberta (Insecta, Homoptera) - 1992
New aphids in Cretaceous amber from Alberta (Insecta, Homoptera) - 1992
Crickets (Grylloptera: Grylloidea) in Dominican amber - 1994
An Early Eocene bee (Hymenoptera: Halictidae) from Quilchena, British columbia - 2003
New Early Eocene brown lacewings (Neuroptera: Hemerobiidae) from western North America - 2003
New genus of minute Berothidae (Neuroptera) from Early Eocene amber of British Columbia - 2004
Revision of the Nearctic species of Heleodromia (Diptera: Empidoidea: Brachystomatidae) - 2011
Further biting midges (Diptera: Ceratopogonidae) in Canadian Cretaceous amber - 2012
The extinct genus Pareuthychaeta in Eocene ambers (Diptera: Schizophora: Ephydroidea) - 2012