INDEX TO NEW GENERA AND SUBGENERA. 
11 
Ptyrticus, Hartlaub, Aves 27 
Pycnocrinus, Miller , Ech. 8 
Pygotenucha, Grote, Ins. 190 
Pyrgidium j|, Stein , Prot. 10 \Tur- 
ner , Moll. 1869] 
Pyrophacus, Stein , Prot. 10 
Pyxidognathus, Milne- Edwards 
[1878], Crust. 15 
Quedenfeldtia, Bottger, Kept. 10 
Querimana, Jordan , Pise. 27 
Rachitrema [Rhacheot-], Sauvage , 
Rept. 6 
Radama, Raffray , Ins. 55 [-mas, 
Munster, Pise. 1843; -mus, Kirsch, 
Ins. 1875] 
Radieipes, Stearns , Coel. 15 
Raffraya, Bourguignat , Moll. 61 
Ramphodus [Rbamph-], Davis , 
Pise. 12 [-des, Guente, Lep. 1845] 
Raphitreus, Sharp , Ins. 54 
Rasuma, Moore, Ins. 168 
Rathouisia, Ileude , Moll. 81 
Ravadoba, Moore , Ins. 168 
Rechota, Sharp , Ins. 45 
Rhabdonotus, Milne Edwards 
[1878], Crust. 14 
Rhaphidura, Oates, Aves 36 
Rhexana, Schiodte , Crust. 22 
Rhinanisus, Broun , Ins. 108 
Rhinocichla, Sharpe, Aves 26 
Rhinorthra, Schiodte , Crust. 23 
Rhizobydra, Cope , Coel. 4 
Rhodosea, Grote , Ins. 207 
Rhopaloceras ||, Taschenberg , Ins. 
257 \Redtenbacher, Ins. 1842] 
Rhynchocephala ||, Fairmaire, Ins. 
71 [-lus, Fischer , Ins. 1806] 
Rbytidopbyllum, Lindstrom , Coel. 
16 
Ribodon, Ameghino, Mamm. 43 
Ricnodon [Rhicno-], Fritsch , Rept. 
23 
Ridgwayia, Stejneger , Aves 21 
Riebeckia, Martens, Moll. 76 
Rufospira, Mollendorf, Moll. 78 
Rybaxis, Saulcy [1876], Ins. 54 
Sabalassa, Moore , Ins. 167 
Sabanosa „ „ 168 
Sandbergeroceras, Hyatt , Moll. 39 
Sangatissa, Moore , Ins. 200 
Saophris, Schiodte , Crust. 22 
Saphara, Moore , Ins. 168 
Saphoglossa, Sharp , Ins. 46 
Sapho [r]rhynchus, Sharp, Ins. 101 
Sarcobotrylloides, Drasche, Moll. 
102 
Sarobia, Moore , Ins. 168 [Saribia, 
Butler , Ins. 1878; -roba, Walker, 
Ins. 1865] 
Saropla, Meyrick, Ins. 233 
Satanga, Moore , Ins. 168 
Satrapia, Meyrick, Ins. 233 
Scalabrinitherium, A meghino, 
Mamm. 43 
Searitoderus, Fairmaire , Ins. 33 
Sceparnodon, Owen, Mamm. 58 
Sceptobius, Sharp, Ins. 45 
Scbaufussia, Raffray, Ins. 53 
Schistodactylus „ „ 55 
Scbizoneuroides, Buclcton , Ins. 296 
Schizopila, Saussure [1864], Ins. 272 , 
Scbizotricba, Allman, Coel. 5 
Schlecbtendalia, Lichtenstein, Ins. 
296 
Schoeyenia, Aurivillius , Ins. 206 
Sciurella, Allman, Coel. 5 
Scleroides, Fairmaire, Ins. 89 
Scolecithrix [Scoleco-, Tricho- 
scolex], Brady, Crust. 26 
Scolecomorphus, Boulenger, Rept.23 
Scotocicbla, Sharpe, Aves 27 
Scotorythra, Butler , Ins. 215 
Scutuloidea, Chilton, Crust. 21 
Scytaliscus, Jordan , Pise. 30 • 
Soeleya, Fritsch, Rept. 23 
Selenocblamys, Bottger, Moll. 60 
Selinda, Moore , Ins. 168 
Semiocosma, Meyrick, Ins. 232 
Serrivomer, Gill, Pise. 39 
Sigm[at]ops „ „ 37 
Siguoretiella, Berg, Ins. 289 
Silidius, Gorham, Ins. 81 
Siphateles, Cope, Pise. 35 
Sipkonophoroides, Buckton , Ins. 296 
Sirinopteryx, Butler, Ins. 214 
Sistrurus, Garman, Rept. 17 
Sitarobrachys, Reitter, Ins. 95 
Smithia ||, Maltzan , Moll. 46 [ Milne - 
Edwards, Coel. 1851 ; Saussure, 
Hymenopt. 1855 ; Holmgren, 
Dipt. 1874 : Mabille, Lepidopt. 
1879] 
Smittipora [1], Jullien , Moll. 109 
Solindenia, Cameron, Ins. 146 
Sorocaba, Moore, lus. 185 
Sossor, Canddze, Ins. 77 
Spauagonicus, Berg, Ins. 285 
Spanotberium, Filhol, Mamm. 47 
JSparosoma, Sauvage. Pise. 21 
Sphserodes, Chaudoir , Ins. 35 [-dus, 
Agassiz, Pise. 1833] 
Sphenocalamus, Fischer, Rept. 15 
