448 



INDEX. 



Shaipe,R. B., on the American Eider 



Duck, 51 ; on the Alauda bimacu- 



lata of Menetries, 179 ; on some 



African Birds, 234 ; on two new 



European Birds, 436. 

 Sieboldia, new species of, 212. 

 Sigillarise, on the organization of 



the, 134 

 Simocrysa, chai'acters of the genus, 



272. 

 Soldani's Foraminifera, 145, 238. 

 Somateria of America, on the, 51. 

 Spathura, new species of, 61. 

 Spermospiza heematina, observations 



on, 237. 

 Spiders, new, from Upper Canada, 



429. 

 Spirorbis nantiloides, on the deve- 

 lopment of, 139. 

 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. 

 Squamipiimes, on the yoimg state of 



some, 318. 

 Sternula, new species of, 192. 

 Stoliczka, F., on Testudo Phayrei, 



212. 

 Streptocephalus, new species of, 335. 

 Swordfish, on the inj ury 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, 268. 

 Telegonus, new species of, 284. 



Temnosternus, new species of, 275. 



Terebratuliua septentiionalis, 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 

 Tethyadfe, 99. 



Tortoises, on hairy, 72 ; on Austra- 

 lian freshwater, 291, 366. 



Toxicum, new species of, 352. 



Trichoglossus, new species of, 281 . 



Trinierella 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, Prof. W. C, on the or- 

 ganization of the Lepidodendra 

 and Sigillariae, 134. 



Willimoes-Suhm, Dr. R. von, on the 

 development of Spirorbis nanti- 

 loides, 139; on the development 

 of an appendiculate Distoma, 142 ; 

 on Halicryptus spimdosus, 143 ; on 

 Priapulus caudatus, 144. 



WoUaston, T. V., on the Coleoptera 

 of St. Helena, 396. 



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

 Argus Pheasant, 67. 



Xantholinus, new species of, 410. 



Xerophila, new species of, 192. 



Zoophytes of South Devon and Corn- 

 wall, on the, 73. 



END OF THE EIGHTH VOLUME. 



PRINTED BY TAYLOR AND FRANCIS, 

 RED LION COURT, FLEET STREET. 



