13 
Rhysocara Sloane Ins. 102 
Ribaldia Dyar Ins. 180 
Richterina Gurich Crusfc. 26 
Rictularoidcs Hall Verm. 24 
Rimosodalphinella Cossmann Moll. 28 
Rjabuschinskya Laboussoff Verm. 17 
Robigalia Distant Ins. 240 
Rodaniooestrus Villeneuve Ins. 232 
Rotungus Collinge Crusfr. 21 
Rudolphilla Fuhrmann Verm. 19 
Sancassania Oademans Arachn. 29 
Sandalopora Lang Bry., Brach. 12 
Santiaxis Sckaus Ins. 188 
Sanfcsohiella Forcl Ins. 148 
Saratogia Walcott Arachn. 7 
Sarcofahrtia Parker Ins. 232 
Sarritor Distant Ins. 242 
Saussureana Bolivar Ins. 263 
Scatocaenosia Schnabl Ins. 232 
Scelioliria Br ethos Ins. 161 
Scelotrichus Bernhauer Ins. 104 
Scevesia Dyar Ins. 180 
Scliidium Bergroth Ins. 238 
Schiraces Schaus Ins. 188 
Scliistacanthopora Lang Bry., Brach. 
12 
Schistopeltis Rehn Ins. 255 
Schistosoma Hansen Crust. 19 
Schizobasis Wade Moll. 38 
Schizocerophaga Townsend Ins. 232 
Schizohydrachna Thor Arachn. 28 
Scoliographa Meyrick Ins. 210 
Scolymastra Topsent Por. 4 
Scotolinx Giraiilt Ins. 158 
Scutirodes Schaus Ins. 188 
Scutoscaphosoma Pic Ins. 105 
Schwiebca Oudemans Arachn. 29 
Seidlitzella Jacobson Ins. 107 
Semestra Jacobi Ins. 240 
Semibalanus Pilsbry Crust. 27 
Scmidalis Jacobi Ins. 240 
Somisolariurh Cossmann Moll. 34 
Seraster Clark Echin. 17 
Serpulospira Cossmann Moll. 34 
Serradacnitis Lane Verm. 24 
Serratospiculum Skrjabin Verm. 24 
Servilliopsis Townsend Ins. 233 
Sesquialtera Prout Ins. 197 
Setariola Jacobson Ins. 137 
Seuratia Skrjabin Verm. 24 
Seuratum Hall Verm. 24 
Shorttidgea Phinguey Ins. 263 
Sigalphogastra Cameron Ins. 152 
Sigmaxia Hallman Por. 6 
Signiphorella Mercet Ins. 158 
Simonula Chubb Aves 60 
Simopithe us Andrews Mam. 33 
Sinusia Caradja Ins. 204 
Sipholeskia Townsend. Ins. 233 
Siphonopsis Townsend Ins. 233 
Siphoplagiopsis Townsend Ins. 233 
Sisyroxena Meyrick Ins. 211 
Sloanea Carter Ins. 120 
Slossonaemyia Townsend Ins. 233 
Soaemis Jacobi Ins. 240 
Solenicola Pavillard Prot. 24 
Solenopodium Kukenthal Coel. 8 
Spalirises Distant Ins. 243 
Spatulocephus Pic Ins. 162 
Spelaeiacris Peringuey Ins. 261 
Spermophorella Tillyard Ins. 215 
Sphaeromicola Paris Crust. 26 
Sphenotomorpha Williams & Breger 
Moll. 50 
Spilomantis Giglio-Tos Ins. 259 
Spiloxorides Cameron Ins. 151 
Spirocirrus Cossmann Moll. 38 
Spirograptus Giirich Coel. 7 
Squalogadus Gilbert & Hubbs Pisces 21 
Stacotoides Distant Ins. 240 
Stahlia Fischer Moll. 57 
Stegnobrisinga Fisher Echin. 17 
Stelorrhinus Marshall Ins. 129 
Stenobiella Tillyard Ins. 216 
Stenodesia Reitter Ins. 120 
Stenoleon Tillyard Ins. 216 
Stenomesioidea Girault Ins. 158 
Stenopsychodes Ulmer Ins. 213 
Stenopygella Giglio-Tos Ins. 259 
Stephomyia Tavares Ins. 217 
Stereobrachicrinus Mather Echin. 18 
Sternoglyphus Desbordes Ins. 106 
Sternotoxus Bernhauer Ins. 104 
Sterogorgia Kiikenthal Coel. 8 
Sterrhochaeta Prout Ins. 197 
Stictolobus Metcalf Ins. 243 
Stictozetes Berlese Arachn. 23 
Stigmatotrastichus Girault Ins. 158 
Stolliana Bolivar Ins. 263 
Stratiolaelaps Berlese Arachn. 25 
Streptodiplosis Felt Ins. 217 
Stromatoporidium Vinassa de Rcgny 
Coel. 7 
Struthiolipeurus Cummings Ins. 251 
Sturmiopsis Townsend Ins. 233 
Styloteleia Kieffer Ins. 161 
Styracopus Marshall Ins. 129 
Styracosaurus Lambe Rept. 13 
Styraxdiplosis Tavares Ins. 217 
Subilia Navas Ins. 215 
Sublarinus Petri Ins. 120 
Subprotelater Fleuliaux Ins. 114 
Subrincator Distant Ins. 243 
Suchostigma Bernhauer Ins. 104 
Sulcosipho Dali Moll. 30 
Sammanus Distant Ins. 240 
Sundodrupeus Pic Ins. 116 
Syllophopsis Santschi Ins. 149 
