THE

JOURNAL

OF

THE LINNEAN SOCIETY.

ZOOLOGY.

VOL. XX.

LONDON:

SOLD AT THE SOCIETY'S APARTMENTS, BURLINGTON HOUSE,

AND BY

LONGMANS, GREEN, AND CO.,

AND

WILLIAMS AND NORGATE.

Dates of Publication of the several Numbers included in this Volume,

LIST OF PAPERS.

Page

BALY, JOSEPH S., F.L.S.

Descriptions of a new Genus and of some new Species of Gale-
rucine; also Diagnostic Notes on some of the older described
Species of Aulacophora

Descriptions of some Genera and Species of Galerucinæ

BOUSFIELD, EDWARD, L.R.C.P. Lond.

1

156

The Natural History of the Genus Dero. (Communicated by
Dr. J. Murie, F.L.S.) (Plates III.-V.)

91

DAY, Dr. FRANCIS, C.I.E., F.L.S.

On the Loch-Leven Trout (Salmo levenensis)

DUNCAN, Prof. P. MARTIN, F.R.S., F.L.S., and W. PERCY SLADEN,
F.G.S., Sec. Linn. Soc.

On the Anatomy of the Perignathic Girdle and of other Parts
of the Test of Discoidea cylindrica, Lamarck, sp. (With 10

71

woodcuts.)

.....

48

GULICK, Rev. JOHN THOMAS.

Divergent Evolution through Cumulative Segregation. (Com-
municated by Alfred Russel Wallace, F.L.S.)

189

HOYLE, W. E., M.A. (Oxon), F.R.S.E., Keeper of the Manchester
Museum.

On the Deep-water Fauna of the Clyde Sea-area. (Communi-
cated by John Murray, LL.D., F.L.S., &c.) (With Map:
Plate XXIX.)

442

Page

KIRBY, W. F., Assistant in the Zoological Department, British
Museum.

A Synopsis of the Genera of Chalcidida, Subfamily Eucharina;
with Descriptions of several new Genera and Species of Chal-
cidida and Tenthredinida. (Communicated by Dr. J. Murie,
F.L.S.) (Plate I.)

...

LOWNE, BENJAMIN THOMPSON, F.R.C.S., F.L.S., Hunterian Pro-
fessor of Comparative Anatomy, Royal College of Surgeons.
On the Structure of the Retina of the Blowfly (Calliphora
erythrocephala). (Plate XXVII.)

28

406

On the Structure and Development of the Ovaries and their
Appendages in the Blowfly (Calliphora erythrocephala).
(Plate XXVIII.)

418

LUBBOCK, Sir JOHN, Bart., M.P., D.C.L., LL.D., F.R.S. Observations on Ants, Bees, and Wasps.-Part XI. (With 2 illustrations.)

118

MICHAEL, A. D., F.L.S., F.Z.S., F.R.M.S.

Researches into the Life-histories of Glyciphagus domesticus and
G. spinipes. (Plate XVI.)

....

285

...

On some unrecorded Parasitic Acari found in Great Britain.
(Plate XXVI.)

400

RAE, JOHN, M.D., LL.D., F.R.S.

Notes on some of the Birds and Mammals of the Hudson's Bay
Company's Territory, and of the Arctic Coast of America.
(Communicated by G. J. Romanes, F.L.S.)......

136

RIDLEY, H. N., M.A., F.L.S.

Notes on the Zoology of Fernando Noronha. (Plate XXX.)

473

RIDLEY, STUART O., M.A., F.L.S.

On the Characters of the Genus Lophopus, with a Description
of a New Species from Australia. (Plate II.)

61

ROMANES, GEORGE J., LL.D., F.R.S., F.L.S.
Experiments on the Sense of Smell in Dogs

65

V

SHUFELDT, R. W., M.D., C.M.Z.S., Captain, Medical Corps, U.S.
Army.

Page

Studies of the Macrochires, Morphological and otherwise, with
the view of indicating their Relationships and defining their
several Positions in the System. (Communicated by Prof.
W. K. Parker, F.R.S., F.L.S.) (Plates XVII-XXIV.).... 299

SIM, GEORGE.

Occurrence of Lumpenus lampetriformis on the North Coast of

Scotland; with Notes on its Habits, Food, and the Ground

it frequents. (Communicated by Dr. Francis Day, F.L.S.)
(With 5 woodcuts.)......

SLADEN, W. PERCY, F.G.S., Sec. Linn. Soc., and Prof. P. MARTIN

DUNCAN, F.R.S., F.L.S.

On the Anatomy of the Perignathic Girdle and of other parts

of the Test of Discoidea cylindrica, Lamarck, sp. (With 10

woodcuts.)

SOWERBY, G. B., F.L.S., F.Z.S.

Descriptions of fourteen new Species of Shells. (Plate XXV.) 395

THOMPSON, ISAAC C., F.R.M.S.

Copepoda of Madeira and the Canary Islands, with Descriptions

of New Genera and Species. (Communicated by Prof.

Herdman, F.L.S.) (Plates X.-XIII.)

145

WALKER, ALFRED O., F.L.S.

Notes on a Collection of Crustacea from Singapore. (Plates
VI.-IX.)

WATERS, ARTHUR WM., F.L.S., F.G.S.

On some Ovicells of Cyclostomatous Bryozoa. (Plate XIV.).

On the Ovicells of some Lichenopora. (Plate XV.)...

107

275

280