492 
water Sponges, 269; on the as- 
sumed relationship of Parkeria to 
Stromatopora, 553. 
Catochrysops, new species of, 194. 
Caulacanthus, on the fertilization of, 
15. 
Cautires, new species of, 281. 
Cellepora, new species of, 56, 
Cephalopoda, on the development of 
the branchia in the, 67. 
Cheetetes, new species of, 474. 
Chalcotzenia, new species of, 371. 
Chantrausia, on the fertilization of, 
13. 
Chasmina, new species of, 274. 
Chatin, J., on a Nematode parasitic 
on the common onion, 150. 
Chroolepus umbrinwm, observations 
on, 252. 
Chrysops, new species of, 457. 
Chylocladia, on the fertilization of, 
23 
Claus, C., on the ephyree of Cotylo- 
rhiza and Rhizostoma, 175. 
Coal, on the structure and formation 
of, 299. 
Coleoptera, 
370, 479. 
Colobus Kirkii, on the occurrence of, 
307. 
Comatula, on the development of 
the, 510, 
Conn, H. W., on sexual colour- 
variation in Crustacea, 71; on a 
Protozoéa stage in crab develop- 
ment, 152. 
Corallium, on the structure of the 
skeleton in, 29. 
Corals, new, 111, 117, 284, 292, 
38. 
Corals, on the relation of the pali of, 
to the tentacles, 466 ; new Palzo- 
zoic, 472. 
Coral-soundings in the 
Islands, on, 460. 
Coreebus bifasciatus, on the sexual 
differences of, 508. 
Coscinoderma, characters of the ge- 
nus, 129, 
Cotylorhiza, on the development of 
the ephyre of the, 175. 
Crab development, on a Protozoéa 
stage in, 152. 
Crustacea, on sexual colour-variation 
an, 74: 
Daday, Dr. E. von, on Polythalamia 
new, 128, 181, 276, 
Solomon 
IN DEX. 
from inland salt water in Hungary, 
307; on new forms of Rotatoria, 
309. 
Dall, Prof. W. H., on some Hydro- 
corallinee from Alaska and Cali- 
fornia, 467. 
Dasypogon, new species of, 458. 
Davis, J. W., on some fossil fishes, 
145; on a new species of Ptycho- 
lepis, 335; on a new genus of 
fossil fishes from the Lias, 448. 
Deep-sea dredging, results of, 225, 
Dekayella, new species of, 341. 
Delphinide, on a new genus of, 351. 
Diaxenes, description of the new 
genus, 128, 
Dicotyledons, on Mesozoic, 383. 
Dielis, new species of, 407. 
Diplax, new species of, 455. 
Diptera, on the ‘Challenger’ collec- 
tion of, 456. 
Distichopora, new species of, 113. 
Dodonidia, description of the new 
genus, 172. 
Doleschallia, new species of, 59. 
Dolley, C. S., on a cilio-flagellate 
Infusorian recently observed in 
drinking-water, 418. 
Drasche, Dr. R. von, on some new 
simple Ascidia, 424. 
Dublin Microscopical Club, proceed- 
ings of the, 140. 
Dudresnaya, on the fertilization of, 
16 
Dumontia, on the fertilization of, 
16. 
Duncan, Prof. P. M., on Atlantic 
Actinology, 416; on the relation 
of the pali of corals to the tentacles, 
466. 
Echinomyia, new species of, 459. 
Ketyon, emended characters of the 
genus, 150, 
Beiyanapt characters of the genus, 
OU, 
Epierus, new species of, 136. 
Errina, new species of, 470. 
Etheridge, R., jun., on some Paleeo- 
zoic corals, 472. 
Eunice Harassii, on the brain of, 488. 
Fauna of New Zealand, on the origin 
of the, 425. 
Faunas, on the pelagic and deep, of 
the lakes of Savoy, 69. 
Faurot, M., on the anatomy of 
Peachia hastata, 417. 
