CONTENTS OF VOL. XIII. 
[FIFTH SERIES. ] 
NUMBER LXXIII. 
Page 
I, On the Fertilization of the Floridee. By Prof. F, Scummpr. ‘ 
ebseestle SOZC EL Win hon vet tc sinhas os 2) ot ofl reisivi sy 3y 00m: 016k «a, ees snip? Olbyataete te 
II. Note on the Structure of the Skeleton in the Genera Corallium, 
Tubipora, and Syringopora. By H. AtLEyNE Nicuoxson, M.D., 
D.Sc., Regius Professor of Natural History in the University of Aber- 
URI MIE S. ASS ac ccs tiatetes | ehd Teed /a dea's's: Gale Marine ante a atene 
II. On the Mantis metallica of Westwood. By J. Woop-Mason 84 
IV. Notes on the Genus Gyracanthus, Agassiz. By Dr. R. H. 
PereeMEDER elEngr Se LUC. os teh soos sais ole e's we ae's ble w tu Vale aabemale ee 
V. Report on the Polyzoa of the Queen Charlotte Islands. By 
the Rev. THomas Hincxs, B.A., F.R.S. (Plates ITI. & 1V.) ....: 49 
Vi; Lepidoptera from the Island of Nias. By Artuur G. 
ere MEE Le GOT Gs wis cles 6 ea tymec es eevee whee +9 wemee 
Proceedings of the Geological Society ...........cc cece eeeee 
37 
New Books:—Farm Insects: being the Natural History and Eco- 
nomy of the Insects injurious to the Field-crops of Great Britain 
and Ireland, and also those which infest Barns and Granaries. 
By Joun Curtis, F.L.S.— Monograph of the British Aphides. 
By George BowviER Buckron. Vol. IV.,..........00- 63, 
On the Development of Balanoglossa, by William Bateson ; On the 
Development of the Branchia in the Cephalopoda, by M. L. 
Joubin ; Injury sustained by the Eye of a Trilobite at the Time 
of the Moulting of the Shell, by Charles D. Walcott; The 
Pelagic and Deep Faunas of the two Lakes of Savoy (the Lac 
du Bourget and Lac d’Annecy), by Dr. O. E. Imhof; An In- 
stance of Sexual Colour-variation in Crustacea, by H. W. Conn ; 
On the Influence of Physico-Chemical Agencies upon the Deve- 
lopment of the Tadpoles of Rana esculenta, by M. Emile Y ma as 
op 
