644 
Scala, new species of, 305. 
Scalaria, new species of, 497. 
Scapholeberis aurita, 630. 
Scissurella, new species of, 300. 
Sciurus, new species of, 463. 
Scolecithrix, new species of, 21. 
Sepontia, new species of, 474. 
Setanta, new species of, 577. 
Simotes, new species, of, 351. 
Siphonotus, new species of, 531. 
Smittina, definition of the new 
generic name, 120. 
Solariella, new species of, 295. 
Solarium, new species of, 297, 322. 
Sollas, Miss I., on Haddonella 
Topsenti, 557. 
Sowerby, G. B., on new Japanese 
mollusca, 496. 
Sparassus, note on the genus, 492. 
Sponge, new, 557. 
Standen, R., on new Gastropoda 
from the Persian Gulf &c., 289. 
Stephanorhynchus, new species of, 
80 
Sterrha, new species of, 199. 
Stizus, new species of, 614. 
Swinhoe, Col. C., on new Eastern 
moths, 193. 
Syrnola, new species of, 304. 
Syrphetodes, new species of, 69. 
Techmessa, new species of, 70. 
Tellina, new species of, 500. 
Terebra, new species of, 310. 
Testudo, new species of, 216. 
Thalassinidea, on the classification 
of the, 534, 638. 
Thelyphassa, new species of, 70. 
Thomas, O., on new Muride from 
Smyrna, 188; on new neotropical 
mammals, 234; on new African 
mammals, 3839; notes on S. 
American monkeys, bats, carni- 
vores, and rodents, 455; on a new 
mungoose from Namaqualand, 
465; on new species of Nycti- 
nomus, 501; on three new bats, 
633. 
INDEX. 
Thomisus, note on the genus, 491. 
Thompson, I. C., on the Copepoda 
obtained during the cruise of the 
‘Oceana,’ 1. 
Thysanoblatta, characters of the new 
genus, 380. 
Tilapia, new species of, 42. 
Tomes, R. F., on a species of Heter- 
astreea from Gloucestershire, 192. 
Trachycystis, new species of, 602. 
Tretanorhinus, new species of, 350. 
Tribelocephala, new species of, 473, 
475. 
Trichomycterus, 
623. 
Triforis, new species of, 498. 
Tritonidea, new species of, 306. 
Tropidophora, new species of, 608. 
Typhlosaurus, new species of, 454. 
Ulesta, characters of the new genus, 
582. 
Upogebiine, characters of the new 
subfamily, 542. 
Urenchelys limhamnensis, a fossil 
eel, note on, 254. 
Vaucheria resting-spores, on some 
points in connexion with the 
development of, 166. 
Waite, E. R., on a matter of nomen- 
clature, 288. 
Walker, A. O., on the Isopoda and 
Amphipoda obtained during the 
cruise of the ‘ Oceana,’ 223. 
Waterhouse, C. O., on a new genus 
of heteromerous coleoptera, 563. 
Woodward, Dr. A. S., on a fossil 
eel from the Scandinavian chalk, 
254. 
Xanthocalanus, new species of, 22. 
Xanthojoppa, new species of, 367. 
Xenoglossodes, new species of, 
448. 
Xenojoppa, new species of, 569. 
Xerostygnus, characters of the new 
genus, 79. 
Xestojoppa, new species of, 568. 
Zonitoides, new species of, 601. 
new species of, 
END OF THE TWELFTH VOLUME. 
PRINTED BY TAYLOR AND FRANCIS, 
RED LION COURT, FLHET STREET, 
