386 



Proceedings of the Royal Physical Society. 



Pterinopsyllus, 

 Pteropsyllus, 



Rhoda, 



Rhynchomyzoii, 



Rhyncliotalona, 



Rhynchothalestri 



Robertsonia, 



Sabelliphilus, 



Sacculina, 



Salenskya, . 



Scapholeberis, 



Schistomysis, 



Schizopoda, . 



Sclerochilus, 



Scottocheres, 



Scottomyzon, 



Sida, . 



Simosa, 



Siphonoecetes, 



Siriella, 



Socarnes, 



Sphaeroma, . 



Spirontocaris, 



Steiihelia, 



Stenothoe, . 



Stephos, 



Sthenometopa, 



Sympleustes, 



Syrapoda, 



Synchelidium, 



Tachidius, . 

 Talitriis, 



346 



343 



120 

 357 

 185 

 315 

 325 



355 

 377 

 374 

 9, 380 

 125 

 119 

 292 

 358 

 357 

 176 

 179 

 172 

 121 

 144 

 134 

 118 

 322 

 152 

 299 

 154 

 157 

 125 

 15G 



327 

 143 



For some recent changes in nomenclature, see p. 381. 



