448 



INDEX. 



Sharpe,R. B., on the American Eider 



l)uck, 51 ; on thu Alaiula bimacii- 



lata of Miaietries, 17!); on some 



African IJinls, 2-")-4 ; on two new 



Europf-an l»ird.^, 4'>('>. 

 Sieboldia, n(!W species of, 212. 

 SigilLariie, on the organization of 



the, l;i4. 

 Simocrysa, characters of the genus, 



272. 

 Soldani'a Foramiuifera, 145, 238. 

 Somateria of America, on the, 51. 

 Spathura, new species of, Gl. 

 Sperniospiza lirematina, observations 



on, 237. 

 Spiders, new, from Upper Canada, 



429. 

 Spirorbis nantiloides, on the deve- 

 lopment of, I'V.). 

 Sponge-cell, on the true form of 



the, 6. 

 Sponges, on the relationship of the, 



to the Corals, 19. 

 Spongia linteiformis and S. lycopo- 



dium, notes on, 142, 370. 

 Spontaneous generation, researches 



on, 63, 129. 

 Squaniipinnes, on the young state of 



some, 318. 

 Sternula, new species of, 192. 

 Stoliczka, F., on Testudo Phayi'ei, 



212. 

 Streptocephalus, new species of, 3.35. 

 Swordiish, cm the injury inflicted on 



ships by the, 338. 

 Syllitus, new species of, 271. 

 Sylviads, notes on, 28. 

 Syngnathus, new species of, 393. 

 Teledapus, description of the new 



genus, 208. 

 Telegonus, new species of, 284. 



Temnostemus, new species of, 275. 



Terebratulina septentrionalis, on the 

 early stages of, 414. 



Testudo, on a fossil, from Bombay, 

 339 ; chilensis, note on , 70 ; 

 Phayrei, notes on, 83, 212, 320, 

 324. 



Tethya, new species of, with obser- 

 vations on the nomenclature of the 

 Tethyadre, 99. 



Tortoises, on h.airv, 72 ; on Austra- 

 lian freshwater, 291, 3fj<). 



Toxicum, new species of, 352. 



Trichoglossus, new species of, 2/^] . 



Trimerella acuminata, note on, 140. 



Trionyx Phayrei, notes on, 83, 212, 

 320, 324. 



Tristram, Rev. H. B., on the Syl- 

 viads, 28. 



Urotragus caudatus, note on, 371. 



Vermes from the Sea of Spitzbergen, 

 53. 



Walden, Viscount, on a new species 

 of Trichoglossus, 281. 



Williamson, I'rof. W. C, on the or- 

 ganization of the Lepidodendra 

 and Sigillaria3, 134. 



Willi moes-Suhm, Ur. R. von, on the 

 development of Spirorbis nanti- 

 loides, 139; on the development 

 of an appendiculate Distoma, 142 ; 

 on Ilalicryptus spinulosus, 14.3 ; on 

 Priapiilus caudatus, 144. 



WoUaston, T. V., on the Coleoptera 

 of St. Helena, 396. 



Wood, T. W., on a new species of 

 Argus Phea.«ant, (>7. 



Xantholinus, new species of, 410. 



Xerophihi, now species of, 192. 



Zoophytes of South Devon and Corn- 

 wall, on the, 73. 



END OF THE EIGirTIl VOLUME. 



I'RINTED BY TAYLOR AND FRANCIS. 

 RKD LION COURT. FLEET STREET. 



