A revision of the genera of fossil and recent Termopsinae (Isoptera) - 1933
New fossil fulgoroid Homoptera from the amber of Chiapas, Mexico - 1963
A new cantharid from the Chiapas amber of Mexico - 1963
Fossil Stichtoptychus and Cryptorama in Mexican amber (Coleoptera: Anobiidae) - 1971
Fossil oribatid mites in amber from Chiapas, Mexico (Acarina : Oribatei = Cryptostigmata) - 1971
A note on the fossil machilid (Microcoryphia) from the amber of Chiapas, Mexico - 1971
Mexican Miocene amber weevils (Insecta: Coleoptera: Curculionidae) - 1971
Notes on Miocene amber Collembola from Chiapas - 1971
A fossil shore bug from Tertiary amber of Chiapas, Mexico (Heteroptera, Saldidae) - 1971
Fossil Scatopsidae in Mexican amber (Diptera: Insecta) - 1971
A second chrysomelid beetle from the amber of Chiapas, Mexico - 1971
A new Plecia (Diptera: Bibionidae) from Mexican amber - 1971
A stratiomyid fly (Diptera) from the amber of Chiapas, Mexico - 1971
Chiapas amber spiders, II - 1971
Micromalthus debilis LeConte from amber of Chiapas, Mexico (Coleoptera: Micromalthidae) - 1971
Fossil Staphylinidae in Tertiary Mexican amber (Coleoptera) - 1971