NED AEX SO Vi Oras XXX he 
NEW SERIES. 
Acanthodrilus, development of, by 
Beddard, 497 
Ascidians from Japan, 313 
Bacilli of leprosy and tubercle, by 
Charles Slater, 219 
Echinoderms, wandering cells in, by 
Herbert Durham, 81 
Elasmobranchs, notes on their de- 
velopment, by A. Sedgwick, 559 
| Erlanger, R. von, on the nephridia of 
Beddard on a new branchiate Oligo- | 
chete, Branchiura Sowerbyi, 
325 
»  oncertain points in the de- 
velopment of Acanthodrilus, 497 
Benham on some aquatic Oligocheta, 
187 
worms from New Zealand, 289 
Boden and Sprawson on the pigment | 
cells of the retina, 365 
Brain, primitive segmentation of, by 
B. H. Waters, 457 
Branchiura Sowerbyi, a new 
branchiate Oligochete, by F. E. 
Beddard, 325 
Crangon vulgaris, germ-layers of, 
by W. F. R. Weldon, 343 
Cunningham, J. T., on spermatogene- 
sis in Myxine, 169 
Decapods, nauplius eye of, 283 
Durham on wandering cells in Echino- 
derms, 81 
Earthworms from New Zealand, by 
W. B. Benham, 289 
VOL. XXXIII, PART 1V.—NEW SER. 
Prosobranchs and their relation to 
the gonad and genital duct, 587 
Eye, nauplius, persisting in Decapods, 
283 
Frog, development of the oviduct in, 
by MacBride, 273 
ro | Gametogeny, a comparative study of, 
on two Acanthodriloid earth- 
by Marcus M. Hartog, 1 
Harmer on the nature of the excre- 
tory processes in Polyzoa, 123 
Hartog on rejuvenescence and se- 
nescence, 1 
Herdman on the innervation of the 
cerata of some Nudibranchiata, 541 
Leucosolenia clathrus, oscula 
and anatomy of, by Minchin, 477 
- sieve-like membrane of, 
by Minchin, 251 
MacBride on the development of the 
oviduct in the frog, 273 
Mammals, development of, by Arthur 
Robinson, 369 
Minchin, EH. A., on asieve-like mem- 
brane across the oscula of Leuco- 
solenia, 251 
UU 
