Descriptiones Specierum. 



1. Psithyrus rupestris Fab. 



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Apis nipestris Fabricins, Ent. Syst. II, 320, 26. 



Kirby, Ap. Angl. II, 369, 108. 

 Apis arenaria Panzer, Fn. G. 74, 12. Rev. 258. 

 Bombus rupestris Walck, Fn. Par. II, 147, 9. 



Illiger, Mag. V,'74, 61. 



Dahlb. Bomb. Sc. 51, 33, Fig. 21. 



Drewsen et Schiodte, 1. c. 125, 5. 

 Psithja-us rupestris Lepeletier, Hym. II, 426, 1. 



Apis frutetorum Panzer, F. G. 75, 20. Rev. 261. 

 Apis albinella Kirby, 1. c. II, 361, 104, tab. 13, f. 25. 

 Bombus frutetorum Illiger, Mag. V, 168, 28. 

 Psitbyrus frutetorum Lepeletier, II, 436, 5. 



9 d 



Psithyrus rupestris Herrich-Schaffer, Ncl. II, 203. 



Kriechbaumer, 1. c. p. 173. 



Schenck, Nass. J. XIV, p. 162. 



Smith, Bees of Gr. Br. I. Ed. p. 234. 

 Apathus rupestris Thomson, Hym. Sc. II, p. 44. 

 Smith, II. Ed., p. 221. 



