3634Bombus (Bombus) occidentalis | (Greene, 1858) |
Classification
Bombus howardi (Cresson, 1863)Bombus howardii (Cresson, 1863)Bombus occidentalis nigroscutatus (Franklin, 1912)Bombus occidentalis occidentalis (Greene, 1858)Bombus perixanthus (Cockerell and Porter, 1899)Bombus proximus (Cresson, 1863)Bombus proximus coloradensis (Titus, 1902)Bombus terricola severini (Frison, 1926)Bremus terricola severini (Frison, 1926)Described in
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Cresson, 1863Cresson, E. T. (1863): List of the North American species of Bombus and Apathus. , p.98,
p.99Studied in
Mentioned in