2 



EPHEMERIDiE. 



31 rufescens Steph. 



32 flavescens Steph. 



33 quadripunctatus Fair. 



subfasciatus var.PTJamft. 



34 subpunctatus Steph. 



conspurcatus Ramb. ? 



35 pupillatnis Dale. 



36 costalis Steph. 



37 nervosus Steph. (nee Fab.). 



38 maculipennis Steph. 



39 nigricornis Steph. 



40 phsBOptems Kir by, 



41 nigricans Kirby. 



pedicularius Fi7/. ? 

 domesticus Burm. ? 



42 abdominalis Fabr. 



fenestratus Curt. 



43 duliius Steph. 



pedicularius Latr. ? 

 binotatus Ramb. ? 



44 strigosns Curt. 



2 ATROPOS ZeflcA. 



1 pulsatorius L. 



lignarius De Geer. 



3 LACHESILLA Westw. 



1 fatidica L. 



4 CLOTHILLA fFes/w. 



1 studiosa Westw. 



2 Danica MmZ/. 

 maculata Vill. 

 vulgata Donov. ? 

 cognata Steph. 



6 POTAMANTHUS Pic/e?. 



1 Inteus L. 



hyalinata Panz. 

 marginal] s ? Burm. 

 chloretica Ramb. ? 



2 marginatus L. 



procellaria Rcesel. 

 viridescens Fourc. 

 rufa Ramb. ? 



3 talcosus Pictet. 



4 stigma Steph. 



5 dispar -S^epA. 



6 fuscus Curt. 



nigricanus Steph. 



7 helvipes Steph. 



8 cinctus Retz. 



dubia Steph. 



9 apicalis /S^^juA. 



halterata jPaJr. ? 



10 erjrtliroplitlialnnis Schr. 



rufescens Steph. 



1 1 submarginatus Steph. 



12 dUutus Steph. 



13 roseus -S/epA. 



14 minor Steph. 



Suborder EPHEMERIN^. 



EPHEMERIDiE Leach. 



5 EPHEMERA L. 

 1 vulgata L. 



7 BAETIS LeacA. 



1 fluminum Pictet. 



2 venosa Fabr. 



nervosa Fabr. 

 dispar Curt. ? 



