Tuthill, L.D. 1938. Some new North American Psyllidae (Homoptera). Entomological News 49: 241-246.

Distribution Data from source:

Levidea lineataSouthwestern USAArizonaCochiseMustang Mountain1933
Trioza chloraSouthwestern USAArizonaCochisePearce1935
Cacopsylla hirsutaNorthwestern USA & CanadaOregonDeschutesLa Pine1935
Cacopsylla hirsutaNorthwestern USA & CanadaOregonKlamath1935
Cacopsylla hirsutaSouthwestern USANevadaWashoeReno1935

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