500 



INDEX. 



^ 



dredging off the south coast of 



New England, 143. 

 Sraittia nitida, observations on, 159. 

 Sollas, Prof. W. J., on the occurrence 



of sponge-spicules in chert, 141 ; 



on Astroconia Granti, 481. 

 Speelotis, new species of, 321. 

 Sphaeria, new species of, 131. 

 Spolia atlantica, 1, 107. 

 Sponge-growth, on siUceous, in the 



CretaceovLS ocean, 2ol. 

 Sponge-spicules, on the occurrence 



of, in chert, 141. 

 Spongida from the ( rulf of Manaar, 



new, 300 j of Franz-Josef Laud, 



on, 442. 

 Spongilla, on the history and classi- 

 fication of the known species of, 



77, 2r,3. 

 Starfishes from the Gulf of Mexico, 



on the, 272. 

 Steganoptycha, new species of, 394. 

 Steletta, new species of, 371. 

 Stereorachis domiuans, description 



of, GO. 

 Sternaspis scutata, ou the anatomy 



of, 420, 493. 

 Stigmodera, new species of, 403, 

 Striatopora, new species of, 17. 

 Stock, T., on Wardichthys cyclo- 



soma, 490. 

 Stceberhinus, characters of the new 



genus, 402. 

 Synaxes, description of the new 



genus, 220, 

 Swine-plague, ou the, 471. 

 Talpa, new species of, 409. 

 Thecla, new species of, 34. 

 Thomas, O., on a new species of Mus, 



24 ; on a new species of Mole, 409. 

 Tintinnodea, on the structure and 



classification of the, 237. 

 Tintinnus, new species of, 211, 247, ' 

 Trematodes, on a new form of seg- 

 mental organ in the, 354. 

 Trigonia, new species of, 207, 

 Trisuloides, characters of the new 



genus, 30, 

 Trochilia, new species of, 213. 



Tubella, characters of the genus, 90. 



Tubixlodigitus, new species of, 307. 



Urceolus, new species of, 219, 



Uredo, new species of, 130. 



Urocystis prolifera, observations on, 

 76, 



Uruguaya, characters of the new 

 genus, 100. 



Verrill, A. E., on the Giant Squid, 

 351 ; on the regeneration of lost 

 parts in the Squid, 489. 



Viallanes, H., on the histolysis of 

 the muscles of the larva during 

 the postembryonic development of 

 the Diptera, 352. 



Villot, A,, on a new form of Vesicu- 

 lar Worm, 75, 



Vincularia abyssicola, note on, 155. 



Vine, G. R., on the Diastoporidae, 

 330. 



Viquesnelia atlantica, on the anatomy 

 of, 250. 



Wallich, Dr., on the origin and for- 

 mation of the Flints of the Upper 

 Chalk, 102 ; on siliceous Sponge- 

 growth in the Cretaceous ocean, 

 201. 



Wardichthys cyclosoma, note ou, 

 490. 



Waterhouse, C. O., on two new 

 Longicorn Coleoptera and a new 

 genus of Dynastidte, 408 ; on a 

 new species of Dryops, 410 ; on 

 Indian Coleoptera, 452; on Aus- 

 tralian Buprestida3, 402. 



Waters, A. W., on fossil Chilosto- 

 matous Rryozoa, 484, 



Webster, F. M., on the food of pre- 

 daceous Beetles, 348. 



White, Dr. F. B., on new species of 

 Hetefopterous Hemiptera, 52. 



Wilson, Dr. A., on the origin of co- 

 lonial organisms, 413. 



Wood-Mason, J., on a new species 

 of Papilio, 04 ; on Parantirrhoea 

 Marshalli, 333 ; on a new species 

 of Cetoniidfe, 411. 



Ypthima, new species of, 134, 



Zygodesmus, new species of, 130. 



END OF THE SEVENTH VOLUME. 



PRINTED BT TAYLOR AND FRANCIS, 

 RED LION COURT, FLEET STREET. 



