384 ANGIOSPERMAEDICOTYLEDONES 



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 FIs.'). 



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 Z., do. ; 6. Simulia sp., do. ; 7. Tephrochlamys rufiventris Mg., do. ; 

 8. One other Muscid, do. (3) Rhyphidae : 9. Rhyphus fenestralis Scop., on 5 catkins. 

 {/) Stratwmyidae'. 10. Lasiopa sp., do. {d) Syrphidae \ 11. Melanostoma quadri- 

 maculata Verral, on 5 catkins ; 12. Syrphus lasiophthalmus 2V//., do. B. Hemiptera. 



13. One sp., on 5 catkins. C. Hymenoptera. (a) Apidae: 14. Andrena clarkella 

 K. $, on 5 catkins. (3) Ichneumonidae : 15. Ichneumon sp., on 5 catkins. 



Alfken records 17 bees for Bremen. 



Apidae'. i. Andrena albicans Mull.; 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^/^. ; 9. A. praecox Scop. ; 10. Bombus agrorum F.^', 11. B. pratorum 

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



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

 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 $; 

 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 FIs.'). 



A. Coleoptera. Staphylinidae : t . Tachyporus hypnorum F., on S catkins. 

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

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

 graminum Fall., do. ; 7. Scatophaga stercoraria Z., 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 J calkins. {6) Syrphidae: 11. Eristalis pertinax Scop., on 

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

 Apidae : 1 3. Andrena gwynana K. 5, on S catkins. 



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



Schenck (Nassau), 2 bees i. Andrena clarkella K., and 2. A. eximia Sm. 

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

 a bee (Andrena eximia Sm.^ and a humble-bee (Bombus hypnorum Z. 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 linear 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. 



