Caldwell, J.S. 1938. Three new species of psyllids and the description of the allotype of Livia opaqua Cald. (Homoptera: Psyllidae). Annals of the Entomological Society of America 31: 442-444.

Distribution Data from source:

Cacopsylla alaskensisCentral USA & CanadaManitobaNorthernChurchill1936. Type of Arytaina fuscata
Aphalaroida masoniciSoutheastern USAFloridaMonroeKey Largo1938.
Aphalara manitobaensisCentral USA & CanadaManitobaNorthernChurchill1937. Type
Livia opaquaCentral USA & CanadaIllinoisTazewellHopedale1917.

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