vi CONTENTS. 
XI. On a new Structure in the Antenne of Insects. By J. B. Hicks, Esq., M.D., 
BI... s; 84 9 US os Ppåge 147 
PART 111.—1858. 
XII. Observations on Entozoa, with notices of several new species, including am account 
of two experiments in regard to the breeding of Teenia serrata and T. cucumerina. 
Tee, erences COBRBOID: Rs MD, LLS. o o V. -— s. a B6 
XIII. On the Arrangement of the Cutaneous Muscles of the Larva of Pygæra bucephala. 
By Joux LuBBock, Esq., F.R.S., F.L.S. $c. . es 173 
XIV. On the Agamic Reproduction and Morphology of Aphis.—Part I. By Tuomas 
H. Huxzey, F.R.S., Professor of Natural History, Government School of Mines. 
Communicated by G. Busk, Esg., FR SF LS... . + ap … os. 198 
XV. On the Agamic Reproduction and Morphology of Aphis.—Part II. By Tuomas 
H. Huxzey, F.R.S., Professor of Natural History, Government School of Mines. 
Communicated by G. Busk, Esq., ERS, FLS. 2.020. . . : 221 
XVI. On the external Anatomy and Natural History of the Genus of Annelida named 
Palolo by the Samoans and Tonguese, and Mbalolo by the Fijians. By JOHN 
Denis Macponatn, Assistunt-Surgeon of H.M.S. * Herald, employed on Survey- 
ing Service in the South-western Pacific, under the command of Captain H. M. 
Dennam, R.N., F.R.S. Communicated by G. BUSK, Beg; ERD ELS. 987 
XVII. On the probable Metamorphosis of Pedicularia and other Jorms ; affording pre- 
sumptive evidence that the Pelagic Gasteropoda, so called, are not adult forms, 
but, as it were, the Larve of well-known genera, and perhaps confined to species 
living in deep water. By Joux DENIS MACDONALD, Assistant-Surgeon of H.M.S. 
* Herald,’ employed on Surveying Service in the South-western Pacific, under the 
command of Captain H. M. DENHAM, R.N., F.R.S. Communicated dy G. Busk, 
H, ERS BLS. à. ee NN NE pe *41 
XVII. On the Anatomy of Eurybia Gaudichaudi, as bearing upon ils Position amongst 
the Pteropoda. By Joux Denis Macponaup, Assistant-Surgeon of HMS. 
‘ Herald, employed on Surveying Service in the South-western Pacific, under the 
command of Captain H. M. DENHAM, R.N., F.R.S. Communicated by G. Busk, 
Es, PRS, PLS. eee silts me 228 50 24b 
XIX. Notes on Phoronis hippocrepia. By F. D. DYSTER, Dogs MISC. | oH. 251 
XX. Synopsis of the Fructification of the Compound Sphæriæ of the Hookerian Herba- 
rium, By FREDERICK CURREY, EN MA ERS RLE L o 2, 257 
