304 



Trans. Acad. Sci. of St. Louis. 



Scopaeus 20, 56, 191, 192, 196, 203, 



211, 217 

 Scotonomus 57, 69 

 Sorghum 10 

 Sphaerinium 55 

 Sphaeronium 55 

 Spirosoma 28, 43 

 Stamnoderus 231, 232, 234 

 Staphylinus 18 

 Stenus 246 



Stilicolina n. gen. 219, 228, 229 

 Stilicopsis 231-234 

 Stilicosoma 219, 220 

 Stilicus 218-220,226, 228,230 

 Strobilops 252, 257 

 StrophitUB 254 

 Succinea 257 

 Sunius 234, 235 



Symphynota 252, 254, 255 



Tamarindus 10 



Tetartopeus 73, 104, 105, 112,. 



113 

 Tetraraedon n. gen. 153, 178 

 Throbalium 71, 76 

 Trachysectus 152, 159 

 Triticum 5, 7, 11 

 Tritogonia254 

 Typhlobium 76 



Unio 262, 255 



Vicia 7, 8, 10, 12, 14 

 Vivipara 249, 256 



Zonitoides 252, 258 



