314 ANGIOSPERMAE—DICOTYLEDONES 



Visitors. — Alfken and Hoppner (H.) observed the following 14 bees at 

 Bremen. — 



Apidae : i. Bombus agrorum F. 5, very common, skg. ; 2. B. arenicola 

 Thorns. 5 (H.) ; 3. B, derhamellus K. 5, freq., skg. ; 4. B. distinguendus 34or. $, 

 rare, skg.; 5. B. hortorum Z. $, skg.; 6. B. jonellus K. 5 and $ (H.); 7. B. 

 muscorum F. 5 (H.); 8. B. sylvarum L. 5 (H.) ; 9. Melecta luctosa Scop. $ and $, 

 skg. (H.); 10. Nomada alboguttata H. Sch. § (H.); 11. N. ochrostoma K. 5 (H.) ; 

 12. Podalirius acervorum Z. 5, freq., skg.; 13. P. retusus Z. § and J, skg. (H.) ; 

 1 4. Psithyrus barbutellus K. 5, skg. 



Friese saw the following bees in Alsace (A.), Baden (B.), Fiume (F.), Hungary 

 (H.), Mecklenburg (M.), and Trieste (T.).— 



I. Melecta armata Pz. ; 2. Osmia aurulenta /*. (M.), rare; 3. O. emarginata 

 Lep. (F., T., H.) ; 4. Podalirius acervorum Z., freq. (B., A.) ; 5. B. parietinus F. 

 (M.); 6. P. retusus Z., occasional (B., A.), not infreq. (M.); 7. Stehs nasuta Z/r. 

 (H.) ; 8. Xylocopa violacea Z. 5 and S (A.). 



Herm. Miiller gives the following list. — 



A. Diptera. (a) Bombyliidae: i. Bombylius sp., skg. (Budd., Nassau). (3) 

 Syrphidae: 2. Eristalis tenax Z., po-dvg. (Thuringia) ; 3. Rhingia rostrata Z., skg. 

 and po-dvg., covering its head with pollen; 4. Syrphus balteatus Deg., po-dvg. 

 (Thuringia). B. Hymenoptera. Apidae : 5. Andrena labialis K. $, failing (.?) to 

 reach the nectar; 6. A. nitida Fourcr. 5, do.; 7. Anthophora aestivalis Pz. 5 skg., 

 5 skg. and po-dvg. (Thuringia) ; 8. A. pilipes F. j and S, skg. legitimately, and 

 dusting its head with pollen; 9. Apis mellifica Z. 5. thrusting most of its head into 

 the corolla-tube ; 10. Bombus agrorum F. 5, skg., and dusting its head with pollen ; 

 II. B. confusus Schenck j, do.; 12. B. hortorum Z. J and 5, skg. and po-cltg. ; 13, 

 B. lapidarius Z. j, skg. (also in the Alps); 14. B. pratorum Z. j skg. and po-cltg., 

 5 skg., and dusting its head with pollen ; 15. B. sylvarum Z. 5, do.; 16. B. terrester 

 Z. 5, skg. legitimately; 17. Crocisa scutellaris Z'. 5 and $, skg. (Thuringia) ; 18. 

 Eucera longicornis Z. S skg., 5 skg. and po-cltg. (Thuringia); 19. Halictus zonulus 

 Sm. 5, apparently not reaching the nectar; 20. Osmia aenea Z. 5, skg. legitimately, 

 and dusting its head with pollen; 21. O. aurulenta Pz. 5 and S, skg. (Thuringia); 

 22. O. fulviventris Pz. S, skg. (Thuringia); 23. O. fusca Chr., skg. legitimately, and 

 dusting its head with pollen ; 24. O. rufaZ. J, do. C. Lepidoptera. {a) Nocluidae : 



25. Plusia gamma Z., climbing from below and skg. (b) Rhopalocera: all skg.; 



26. Coenonympha pamphilus Z. ; 27. Syrichthus alveolus Hb.; 28. Nisoniades 

 tages Z. (Budd., Nassau) ; 29. Papilio podalirius Z. ; 30. Pieris brassicae Z. ; 31. 

 P. napi Z. ; 32. P. rapae Z. ; 33. Rhodocera rhamni Z. (c) Sphingidae: 34. 

 Macroglossa fuciformis Z., skg. 



Loew observed the following in Brandenburg (' Beitrage,' p. 62). — 



A. Diptera. Tabanidae : i. Tabanus tropicus Z. S, skg. and (?) effecting pollina- 

 tion. B. Hymenoptera. Apidae: 2. Andrena schencki Mor. 5, po-cltg.; 3. 

 Anthophora aestivalis Pz. S, skg.; 4. A. pilipes F. j, do.; 5. Bombus cognatus 

 Steph. 5; 6. B. confusus Sche7ick 5; 7. B. rajellus Z'. 5 ; 8. Eucera longicornis 

 Z. S, skg. ; 9. Halictus quadristrigatus Lir. j, po-cltg.; 10. H. xanthopus K. 5, 

 skg.; II. Melecta luctuosa Scop. }, do.; 12. Osmia bicornis Z. 5, do.; 13. O. 

 uncinata Gerst. 5, do.; 14. Sphecodes fuscipennis Germ. 5, do. 



The following were recorded by the observers, and for the locahties stated. — 



Knuth (Schleswig-Holstein), the honey-bee, skg., 3 humble-bees, skg. (i. Bom- 

 bus agrorum Z'. 5 ; 2. B. hortorum Z. 5 ; 3. B. lapidarius Z. S), and a butterfly 

 (Pieris napi Z.), skg. (an unbidden guest). Wiistnei (Alsen), 2 bees — Bombus 

 hortorum Z., and Andrena trimmerana K. Schmiedeknecht (Thuringia), 4 bees — 



