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Canadian Journal of Arthropod Identification No. 15 (May 2011) JACKSON ET AL.
Field Key to the genera of Tephritidae of eastern Canada
Urophora cardui
Rhagoletis juniperina
Rhagoletis pomonella
Urophora quadrifasciata
Rhagoletotrypeta rohweri
Rhagoletotrypeta rohweri
Urophora cardui
1’ 1’ Usually Usually not not black black with with yellow yellow band band on on pleuron, if if so, so, then then wing wing bands bands
either either forming an an F distally distally or orwith with V’s V’s opening in in opposite directions; or or if if
wing wing marked with with an an M, M, scutum scutum with with medial medial white white stripe stripe
1 Dark Dark wing wing bands bands usually usuallyforming forming an an M or ortwo two inverted V’s V’s (rarely (rarely with with
3 unconnected vertical vertical bands); thorax thorax black black with with yellow yellow band band on on pleuron pleuron
2
Urophora Robineau-Desvoidy
doi:10.3752/cjai.2011.15 48