492 



INDEX. 



Sepia, on the species of, 91. 

 Seriola, new species of, 392. 

 Seriolella, note on the genus, 394. 

 Serranus, new species of, 391. 

 Sertularella, new species of, 113. 

 Sessinia, new species of, o3. 

 Sharp, D.,on the Anthribidag of New 



Zealand, 422. 

 Siddall, J. D., on the Foraminifera 



of the river Dee, 37. 

 Sigara, new .species of, 412. 

 Smith, E. A., on new species of 



Asteriidse and Ophiuridse, 10-J. 

 Smith, F., on new species of Hv- 



menoptera, Diptera, and Forticu- 



lida?, 447. 

 Sphaeria, new British species of, 144. 

 Sphasus, new species of, 439. 

 Spirobohis, new species of, 445. 

 Spirostreptus, new species of, 44o. 

 Sporidesmium, new British species 



of, 141. 

 Stebbing, Rev. T. R. R., on a new 



sessile-eyed Crustacean, 73; on the 



genera Hyale and Anonyx and a 



new species of Probolium, 337. 

 Stecker, A., on a new genus of Arach- 



nida, 230. 

 Steenstrup, J., on a new genus of 



Sepiidse, with remarks on the 



species of the genus Sepia, 91. 

 Stellerida, on the classification and 



synonjTny of the, 259. 

 Ste'phanorhynchus, new species of, 56. 

 Stigmodera, new species of, 70. 

 Stilbum, new British species of, 141. 

 Strongylosoma, new species of, 444. 

 Stuxberg, A., on the Myriopoda from 



Siberia and Waigatsch Island, 306. 

 Stylaster, on the structure of, 151. 

 Suthora, new .species of, 32. 

 Talitrus, new species of, 406. 

 Tapinoma, new species of, 447. 

 Terebratella, on some species of, 19. 

 Terebratulina, new species of, 16. 

 Tetragnatha, new species of, 442. 

 Tetragonopterus, new species of, 399. 

 Theriodontia, characters of the order, 



473. 



Thomson, J., on the chief generic types 

 of the Palaeozoic corals, 60, 123, 

 290, 451 ; on organic remains in the 

 metamorphic rocks of Harris, 414. 



Thorell, Prof T., on the classifica- 

 tion of Scorpions, 1. 



Thynuichthys, new species of, 401. 



Tramete.8, new British species of, 136. 



Triplax, new species of, 60. 



Trochocopus, new species of, 398, 



Tubulipora, new species of, 118. 



Tunicata, on the embryogenv of the, 

 479. 



Turus, characters of the genus, 11. 



Typhula, new British species of, 138. 



Uljanin, B., on the budding of the 

 Cuninae in the stomach of the 

 Geryonidse, 215. 



Uroctonus, characters of the new 

 genus, 11. 



Uromvs aruensis, on the habitat of, 

 145. 



Urothoe marina (a commensal of 

 Echinocardium cordatum), on, 261. 



Vaginula, new species of, 405. 



Vejovis, new species of, 10. 



Yelia, new .species of, 4ll. 



Yirbius, new species of, 224. 



Waldheimia, new .species of, 18. 



Waterhouse, C. O., on new Bupres- 

 tidae and Melolonthidae, 70 ; on 

 some Tenebrionidse, 287. 



WiUemoes-Suhm, Dr., on the deve- 

 lopment of Cirripedia, 158 ; on the 

 development of some pelagic Deca- 

 pods, 102. 

 Wilson, Prof. P. B., on the existence 

 of unaltered Diatoms in the ash 

 of grasses and other plants, 485. 

 Wood-Mason, J., on a gigantic stri- 

 dulating Spider, 96 ; on the species 

 of Paratelphusa, 120 ; on some 

 Stomatopod Crustacea, 263 ; on 

 Astacus modestus, 264. 

 Woodward, fl., on new Crustacea 

 from the Kimmeridge clay, 164; 

 on a new fossil Crab, 164 ; on a re- 

 markable fossil orthopterous insect, 

 165 ; on a fossil Scorpion, 166, 



END OF THE SEVENTEENTH VOLUME. 



PRINTED BY TAYLOB AND FRANCI.S, 

 aED LIOX COURT, FLEET STREET. 



