384 ANGIOSPERMAE—DICOTYLEDONES 



2582. S. pentandra L. — 



Visitors. — Schmiedeknecht observed the bee Andrena eximia Sm. in Thuringia. 



2583. S. viminalis L. — 



Visitors. — Burkill observed the following on the Yorkshire coast (' Fertlsn. of 

 Spring Fls.').— 



A. Diptera. {a) Muscidae: i. Actora aestuum Mg., on $ catkins ; 2. Onesia 

 cognata Mg., do.; 3. Helozyma sp., do.; 4. Hylemyia sp., do.; 5. Scatophaga 

 stercoraria L., do. ; 6. Simulia sp., do. ; 7. Tephrochlamys rufiventris Mg., do. ; 

 8. One other Muscid, do. {V) Rhyphidae : 9. Rhyphus fenestralis ^o/., on 5 catkins. 

 (^} S/^aJ/^mf'/Wa-^: lo. J^asiopa sp., do. (i^) Syrp^t'ddc' : II. lilelanostoma. quadri- 

 maculata Verral, on 5 catkins ; 12. Syrphus lasiophthalmus Zf//., do. B. Hemiptera. 



13. One sp., on § catkins. C. Hymenoptera. {a) Apidae: 14. Andrena clarkella 

 K. 5, on 5 catkins. (U) Ichneumonidae : 15. Ichneumon sp., on 5 catkins. 



Alfken records 17 bees for Bremen. — 



Apidae: i. Andrena albicans MillL; 2. A. albicrus K.\ 3. A. chrysosceles K.\ 

 4. A. cineraria L. ; 5. A. extricata Sm. ; 6. A. fulvicrus K. ; 7. A. nitida Fourcr. ; 

 8. A. ovina Klug. ; 9. A. praecox Scop. ; 10. Bombus agrorum F.^\ 1 1. B. pratorum 

 Z. 5 ; 12. B. terrester L. §; 13. Colletes cunicularius L. 5 skg. and po-cltg., 5 skg. ; 



14. Halictus calceatus Scop.; 15. H. flavipes F.; 16. Nomada alternata K. S; 

 1 7. N. bifida Thorns. 5 and $. 



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



Friese (Mecklenburg), 3 bees — i. Andrena morawitzi Ths. 5 po-cltg., and S; 

 2. A. praecox Scop., do. ; 3. A. propinqua Schenck, do. Schmiedeknecht (Thuringia), 

 the parasitic bee Nomada bifida Ths. 



2584. S. purpurea L. — 



Visitors.— Burkill gives the following list for the Yorkshire coast (' Fertlsn. of 

 Spring Fls.'). — 



A. Coleoptera. Slaphylinidae : i. Tachyporus hypnorum F., on S catkins. 

 B. Diptera. {a) Muscidae : 2. Actora aestuum Mg., on S catkins ; 3. Hylemyia 

 sp., do. ; 4. Limnophora septemnotata Z//., do. ; 5. Phorbia sp., do. ; 6. Drosophila 

 graminum Fall., do. ; 7. Scatophaga stercoraria L., on S and 5 catkins, skg. ; 

 8. Sepsis nigripes Mg., on J catkins; 9. Undetermined sp., on 5 catkins ; 10. Three 

 other small flies, on $ catkins, {h) Syrphidae: 11. Eristalis pertinax Scop., on 

 S catkins; 12. Melanostoma quadrimaculata Verral, do. C. Hymenoptera. 

 Apidae : 13. Andrena gwynana K. J, on S catkins. 



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



Schenck (Nassau), 2 bees — i. Andrena clarkella A'., and 2. A. eximia S?n. 

 Alfken (Bremen), the bee Andrena chrysosceles K. 5. Schmiedeknecht (Thuringia), 

 a bee (Andrena eximia Sin.) and a humble-bee (Bombus hypnorum L. 5). Ducke 

 (Trieste), the bee Andrena (Biareolina) neglecta Dours. 



2585. S. arctica Pall. — Vanhoffen collected in Greenland several forms of the 

 sub-species B. greenlandica Anders., and found them to possess clearly developed 

 nectaries of elongated Unear form, a red to dull-red style over one mm. long, and 

 spreading stigmas, simple or divided. Ripe fruits were several times observed 

 [cf. Abromeit, ' Bot. Ergeb. von Drygalski's Gronlandsexped.'). 



Visitors. — Ekstam observed medium-sized flies in Nova Zemlia. 



