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Calliopsis (Ceroliopoeum) Ruz 1991
urn:lsid:organismnames.com:name:888950
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237
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Calliopsis (Ceroliopoeum) Ruz 1991
Ruz 1991. Classification and phylogenetic relationships of the panurgine bees: the Calliopsini and allies (Hymenoptera: Andrenidae). University of Kansas Science Bulletin, 54(7) 1991: 209-256