572 



PROCEEDINGS OF THE ACADEMY OF 



[1899. 



Sphserococcus, 



Sphex, . 



Sphyrapicus, 



Sphyrua, 



Sphyrnidte, . 



Spinus, . 



Spiraxis, 



Spiraea, . 



Spizsetus, 



Spizella, . 



Sporophila, . 



Sporopipe?, . 



Squatina, 



SquatinicUe, 



Steganura, . 



Stellifer, . . 



Scelliferus, . 



Stenogyra, . 



Sterna, . 



Stictoptera, . 



Stizoptera, . 



Stizorhina, . 



Stole phorus, 



Streptaxidie, 



Streptostyla, 



Strobilops, . 



Stromateidse, 



Stroinateus, . 



Sturnella, 



Subuliua, 



Succinea, 



Syacium, 



Sycalis, . 



Syeobius, 



Sylvia, . 



Sylvietta, 



Sylvilagu?, . 



Syinmorphuf;, 



Sympetrum, 



Synallaxis, . 



Syncopta, 



Syngnathidce, 



Syngnathus, 



Syrnium, 



Tachyciueta, 



Tachyphonus, 



Tachysurus, 



14 



199, 



30 



51, 



354, 



368, 



335, 



6, i: 



5, 1 7 



229, 

 306, 



262 

 200 



30 

 328 

 328 



35 

 398 

 107 



37 



30 

 307 



59 

 328 

 328 



38 

 355 

 354 

 370 



19 

 215 

 215 

 213 

 361 

 226 

 397 

 404 

 337 

 337 

 , 26 

 370 

 401 

 119 

 307 



38 

 , 41 



41 

 384 

 214 

 239 

 313 



41 

 338 

 338 



31 

 244 

 , 51 

 331 



