Description published
Radoszkowski, O. (1891): RĂ©vision des armatures copulatrices des males du genre Colletes. Horae Societatis Entomologicae Rossicae 25: 249-260.
Description published
Radoszkowski, O. (1891): RĂ©vision des armatures copulatrices des males du genre Colletes. Horae Societatis Entomologicae Rossicae 25: 249-260.
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