538 



GENERAL INDEX. 



Serolis 



Serpentarius 



Serpents 



Serpula 



Serpulaceae 



Serranus 



Serrasalmus 



Serricornes 



Serropalpides 



Serropalpus 



Sertularia 



Sertularia proper 



Seserinus 



Sesia 



Sespis 



Setophaga 



Shad 



Sharks 



Sheath -bills 



Sheep 



Shrews 



Shrikes 



Shrimps 



Siagona 



Sialis 



Sicus 



Sida 



Siderolithes 



Sigaliones 



Sigalphus 



Siganus 



Sigaretus 



Sigillina 



Siliquaria 



Silis 



Sillago 



Silpha 



Silpha proper 



Silphales 



Siluridas 



Silurus 



Silurus proper 



Silvanus 



Simia 



Simia proper 



Simplicia 



Siraplicimani 



Simulium 



Sinodendron 



Siphonaria 



Siphonostoma 



Siphonostoma 



Sipulus 



Sipunculus 



Siren 



Sirex 



Siro 



Sisyphus 



Sitana 



Sitaris 



Sitona 



Sitta 



